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RRB ALP Welder Types of Gas Welding Flames Test 2026 | गैस वेल्डिंग फ्लेम प्रकार मॉक टेस्ट

Practice the most important questions on Gas Welding Flames for RRB ALP Welder Trade 2026. अपनी तैयारी को नई दिशा दें!

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Author

Yadvendra Singh Pal

Founder & Director, Unictest. M.Sc (Maths), MCA & Full-Stack Developer. Former Senior Academic Counsellor with 3+ years of expertise in Teaching Exams and JEE/NEET mentorship. I bridge the gap between complex exam pedagogy and intuitive technology to help students achieve success.

Updated: 2026-06-23 · हिंदी

RRB ALP Mock Test Series — Overview

Namaste dosto! RRB ALP Welder trade test ki taiyari kar rahe sabhi aspirants ka Unictest par swagat hai. Main Yadvendra Singh Pal, aapka mentor, aaj aapke liye lekar aaya hoon RRB ALP Welder trade ke sabse mahatvapurna topic 'Types of Gas Welding Flames' par ek comprehensive mock test aur detailed guide. Yeh topic itna crucial hai ki har saal isse 8-10 direct questions aate hain, aur practical test mein bhi iski samajh bahut zaroori hai.

Dekhiye, gas welding, khaaskar Oxy-acetylene welding, mein flame ki sahi pehchan aur uske upyog ki jaankari aapke selection ki seedhi hai. Maine personally dekha hai ki bahut se students theory padh lete hain, lekin jab practical identification ki baat aati hai, toh confuse ho jaate hain. Isliye, aaj hum na sirf theory discuss karenge, balki practice questions ke through aapki samajh ko aur pakka karenge.

गैस वेल्डिंग फ्लेम के प्रकार क्यों महत्वपूर्ण हैं?

Gas welding mein, flame ka temperature aur chemical composition, welded joint ki quality ko directly affect karta hai. Galat flame ka istemal karne se weld mein defects aa sakte hain jaise porosity, brittleness, ya incomplete fusion. Isliye, har metal aur har application ke liye sahi flame choose karna ek skill hai jo aapko seekhni hi padegi.

Expert Tip: RRB ALP Welder trade test mein aapko flame adjust karne aur uski pehchan karne ke liye kaha ja sakta hai. Isliye sirf padhna nahi, balki videos dekh kar ya ho sake toh practical exposure lekar flames ko visualize karna bahut helpful hoga.

मुख्य गैस वेल्डिंग फ्लेम के प्रकार (Main Types of Gas Welding Flames)

  • 1. Neutral Flame (न्यूट्रल फ्लेम): Yeh sabse commonly used flame hai. Ismein oxygen aur acetylene ka ratio lagbhag 1:1 hota hai. Iski inner cone sharp aur well-defined hoti hai, aur outer cone halki blue hoti hai. Iska temperature lagbhag 3100-3200°C hota hai. Ye mild steel, stainless steel, cast iron, copper, aur aluminum jaise metals ko weld karne ke liye ideal hai.
  • 2. Carburizing Flame (कार्बोराइजिंग फ्लेम) / Reducing Flame: Is flame mein acetylene ki matra oxygen se zyada hoti hai (acetylene rich). Iski inner cone lambi aur fuzzy hoti hai, aur uske upar ek intermediate feather flame bhi dikhti hai. Iska temperature neutral flame se kam hota hai, lagbhag 2900-3000°C. Yeh high carbon steel, cast iron, aur hardfacing applications ke liye use hoti hai, jahan metal surface ko carbonize karna hota hai.
  • 3. Oxidizing Flame (ऑक्सीडाइजिंग फ्लेम): Is flame mein oxygen ki matra acetylene se zyada hoti hai (oxygen rich). Iski inner cone choti aur pointed hoti hai, aur outer cone mein ek hissing sound aati hai. Iska temperature sabse zyada hota hai, lagbhag 3300-3400°C. Ye brass aur bronze jaise metals ko weld karne ke liye use hoti hai, jahan oxidation ko control karna hota hai, lekin generally steel welding ke liye avoid ki jaati hai kyunki ye metal ko brittle bana sakti hai.

Ab chaliye, in concepts ko test karte hain kuch important MCQs ke saath. Maine pichle saalon ke papers aur welder trade ke syllabus ko analyze karke ye questions banaye hain. Har question ko dhyan se padhiyega aur sahi option choose kariyega.

RRB ALP Welder Gas Welding Flames Practice Questions (Part 1)

Q. 1) Oxy-acetylene welding में सबसे अधिक उपयोग की जाने वाली फ्लेम कौन सी है?
  • A) कार्बोराइजिंग फ्लेम
  • B) ऑक्सीडाइजिंग फ्लेम
  • C) न्यूट्रल फ्लेम
  • D) रिड्यूसिंग फ्लेम
Answer: C) न्यूट्रल फ्लेम
Q. 2) न्यूट्रल फ्लेम में ऑक्सीजन और एसिटिलीन का अनुपात लगभग कितना होता है?
  • A) 2:1
  • B) 1:2
  • C) 1:1
  • D) 3:1
Answer: C) 1:1
Q. 3) किस प्रकार की फ्लेम में इनर कोण के ऊपर एक अतिरिक्त 'फेदर' दिखाई देता है?
  • A) न्यूट्रल फ्लेम
  • B) कार्बोराइजिंग फ्लेम
  • C) ऑक्सीडाइजिंग फ्लेम
  • D) प्री-हीटिंग फ्लेम
Answer: B) कार्बोराइजिंग फ्लेम
Q. 4) ऑक्सीडाइजिंग फ्लेम का तापमान लगभग कितना होता है?
  • A) 2900-3000°C
  • B) 3100-3200°C
  • C) 3300-3400°C
  • D) 2500-2600°C
Answer: C) 3300-3400°C
Q. 5) माइल्ड स्टील की वेल्डिंग के लिए सबसे उपयुक्त फ्लेम कौन सी है?
  • A) कार्बोराइजिंग फ्लेम
  • B) ऑक्सीडाइजिंग फ्लेम
  • C) न्यूट्रल फ्लेम
  • D) रिड्यूसिंग फ्लेम
Answer: C) न्यूट्रल फ्लेम
Q. 6) कार्बोराइजिंग फ्लेम का दूसरा नाम क्या है?
  • A) न्यूट्रल फ्लेम
  • B) रिड्यूसिंग फ्लेम
  • C) हार्डनिंग फ्लेम
  • D) कटिंग फ्लेम
Answer: B) रिड्यूसिंग फ्लेम
Q. 7) ब्रास (Brass) और ब्रोंज (Bronze) की वेल्डिंग के लिए किस फ्लेम का उपयोग किया जाता है?
  • A) न्यूट्रल फ्लेम
  • B) कार्बोराइजिंग फ्लेम
  • C) ऑक्सीडाइजिंग फ्लेम
  • D) आर्क फ्लेम
Answer: C) ऑक्सीडाइजिंग फ्लेम
Q. 8) किस फ्लेम के उपयोग से वेल्ड मेटल में कार्बन की मात्रा बढ़ जाती है?
  • A) न्यूट्रल फ्लेम
  • B) कार्बोराइजिंग फ्लेम
  • C) ऑक्सीडाइजिंग फ्लेम
  • D) इनर्ट फ्लेम
Answer: B) कार्बोराइजिंग फ्लेम
Q. 9) ऑक्सीडाइजिंग फ्लेम की पहचान क्या है?
  • A) लंबी और चमकदार इनर कोण
  • B) छोटी और नुकीली इनर कोण
  • C) दो अलग-अलग फेदर
  • D) कोई इनर कोण नहीं
Answer: B) छोटी और नुकीली इनर कोण
Q. 10) एसिटिलीन गैस सिलेंडर का रंग आमतौर पर कैसा होता है?
  • A) लाल
  • B) काला
  • C) मैरून
  • D) नीला
Answer: C) मैरून

Mujhe ummeed hai ki in questions ne aapko basic concepts revise karne mein madad ki hogi. Ab hum aage badhenge aur kuch aur advanced topics aur preparation strategies par baat karenge.

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Chemical Reactions - 1
8 Mins | 10 Marks
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Chemical Reactions - 2
8 Mins | 10 Marks
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Chemical Reactions - 3
8 Mins | 10 Marks
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Chemical Reactions - 4
8 Mins | 10 Marks
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Chemical Reactions - 5
8 Mins | 10 Marks
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Acids & Bases - 1
8 Mins | 10 Marks
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Acids & Bases - 2
8 Mins | 10 Marks
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Acids & Bases - 3
8 Mins | 10 Marks
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Acids & Bases - 4
8 Mins | 10 Marks
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Metal and Non-metal - 1
8 Mins | 10 Marks
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Metal and Non-metal - 2
8 Mins | 10 Marks
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Metal and Non-metal - 3
8 Mins | 10 Marks
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Metal and Non-metal - 4
8 Mins | 10 Marks
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Structure of Atom - 1
8 Mins | 10 Marks
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Structure of Atom - 2
8 Mins | 10 Marks
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Structure of Atom - 3
8 Mins | 10 Marks
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Structure of Atom - 4
8 Mins | 10 Marks
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Human System - 1
8 Mins | 10 Marks
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Human System - 2
8 Mins | 10 Marks
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Human System - 3
8 Mins | 10 Marks
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Human System - 4
8 Mins | 10 Marks
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Nutrition - 1
8 Mins | 10 Marks
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Nutrition - 2
8 Mins | 10 Marks
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Nutrition - 3
8 Mins | 10 Marks
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Cell Theory - 1 FREE
8 Mins | 10 Marks
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Cell Theory - 2 FREE
8 Mins | 10 Marks
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Cell Theory - 3
8 Mins | 10 Marks
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Cell Theory - 4
8 Mins | 10 Marks
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Ancient History - 1
8 Mins | 10 Marks
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Ancient History - 2
8 Mins | 10 Marks
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Ancient History - 3
8 Mins | 10 Marks
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Ancient History - 4
8 Mins | 10 Marks
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Art & Culture - 1
8 Mins | 10 Marks
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Art & Culture - 2
8 Mins | 10 Marks
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Art & Culture - 3
8 Mins | 10 Marks
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Awards - 1
8 Mins | 10 Marks
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Awards - 2
8 Mins | 10 Marks
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Awards - 3
8 Mins | 10 Marks
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Awards - 4
8 Mins | 10 Marks
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Awards - 5
8 Mins | 10 Marks
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Book & Authors - 1
8 Mins | 10 Marks
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Book & Authors - 2
8 Mins | 10 Marks
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Computer - 1
8 Mins | 10 Marks
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Computer - 2
8 Mins | 10 Marks
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Computer - 3
8 Mins | 10 Marks
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Computer - 4
8 Mins | 10 Marks
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Computer - 5
8 Mins | 10 Marks
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Culture - 1
8 Mins | 10 Marks
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Culture - 2
8 Mins | 10 Marks
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Culture - 3
8 Mins | 10 Marks
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Culture - 4
8 Mins | 10 Marks
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Culture - 5
8 Mins | 10 Marks
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Current Affairs - 1
8 Mins | 10 Marks
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Current Affairs - 2
8 Mins | 10 Marks
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Current Affairs - 3
8 Mins | 10 Marks
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Current Affairs - 4
8 Mins | 10 Marks
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Current Affairs - 5
8 Mins | 10 Marks
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Delhi Sultanate - 1 FREE
8 Mins | 10 Marks
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Delhi Sultanate - 2 FREE
8 Mins | 10 Marks
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Economy - 1
8 Mins | 10 Marks
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Economy - 2
8 Mins | 10 Marks
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Economy - 3
8 Mins | 10 Marks
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Economy - 4
8 Mins | 10 Marks
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Environment - 1
8 Mins | 10 Marks
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Environment - 2
8 Mins | 10 Marks
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Environment - 3
8 Mins | 10 Marks
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Environment - 4
8 Mins | 10 Marks
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Environment - 5
8 Mins | 10 Marks
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Full Mock Test - 1
90 Mins | 100 Marks
Attempt
Full Mock Test - 2
90 Mins | 100 Marks
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Full Mock Test - 3
90 Mins | 100 Marks
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Full Mock Test - 4
90 Mins | 100 Marks
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Full Mock Test - 5
90 Mins | 100 Marks
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Full Mock Test - 6
90 Mins | 100 Marks
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Full Mock Test - 7
90 Mins | 100 Marks
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Full Mock Test - 8
90 Mins | 100 Marks
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Full Mock Test - 9
90 Mins | 100 Marks
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Full Mock Test - 10
90 Mins | 100 Marks
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Full Mock Test - 11
90 Mins | 100 Marks
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Full Mock Test - 12
90 Mins | 100 Marks
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Full Mock Test - 13
90 Mins | 100 Marks
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Full Mock Test - 14
90 Mins | 100 Marks
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Full Mock Test - 15
90 Mins | 100 Marks
Attempt

No tests available in this section yet.

Mathematics - 1
28 Mins | 25 Marks
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Mathematics - 2
28 Mins | 25 Marks
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Mathematics - 3
28 Mins | 25 Marks
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Mathematics - 4
28 Mins | 25 Marks
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Mathematics - 5
28 Mins | 25 Marks
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Mathematics - 6
28 Mins | 25 Marks
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Mathematics - 7
28 Mins | 25 Marks
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Mathematics - 8
28 Mins | 25 Marks
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Mathematics - 9
28 Mins | 25 Marks
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Mathematics - 10
28 Mins | 25 Marks
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General Intelligence & Reasoning - 1
28 Mins | 25 Marks
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General Intelligence & Reasoning - 2
28 Mins | 25 Marks
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General Intelligence & Reasoning - 3
28 Mins | 25 Marks
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General Intelligence & Reasoning - 4
28 Mins | 25 Marks
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General Intelligence & Reasoning - 5
28 Mins | 25 Marks
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General Intelligence & Reasoning - 6
28 Mins | 25 Marks
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General Intelligence & Reasoning - 7
28 Mins | 25 Marks
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General Intelligence & Reasoning - 8
28 Mins | 25 Marks
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General Intelligence & Reasoning - 9
28 Mins | 25 Marks
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General Intelligence & Reasoning - 10
28 Mins | 25 Marks
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Basic Science & Engineering - 1
45 Mins | 40 Marks
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Basic Science & Engineering - 2
45 Mins | 40 Marks
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Basic Science & Engineering - 3
45 Mins | 40 Marks
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Basic Science & Engineering - 4
45 Mins | 40 Marks
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Basic Science & Engineering - 5
45 Mins | 40 Marks
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Basic Science & Engineering - 6
45 Mins | 40 Marks
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Basic Science & Engineering - 7
45 Mins | 40 Marks
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Basic Science & Engineering - 8
45 Mins | 40 Marks
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Basic Science & Engineering - 9
45 Mins | 40 Marks
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Basic Science & Engineering - 10
45 Mins | 40 Marks
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General Awareness - 1
12 Mins | 10 Marks
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General Awareness - 2
12 Mins | 10 Marks
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General Awareness - 3
12 Mins | 10 Marks
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General Awareness - 4
12 Mins | 10 Marks
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General Awareness - 5
12 Mins | 10 Marks
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General Awareness - 6
12 Mins | 10 Marks
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General Awareness - 7
12 Mins | 10 Marks
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General Awareness - 8
12 Mins | 10 Marks
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General Awareness - 9
12 Mins | 10 Marks
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General Awareness - 10
12 Mins | 10 Marks
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Number System - 1
12 Mins | 10 Marks
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Number System - 2
12 Mins | 10 Marks
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Number System - 3
12 Mins | 10 Marks
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Number System - 4
12 Mins | 10 Marks
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Number System - 5
12 Mins | 10 Marks
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Number System - 6
12 Mins | 10 Marks
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Number System - 7
12 Mins | 10 Marks
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Number System - 8
12 Mins | 10 Marks
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Number System - 9
12 Mins | 10 Marks
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Number System - 10
12 Mins | 10 Marks
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Decimal Fraction - 1
12 Mins | 10 Marks
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Decimal Fraction - 2
12 Mins | 10 Marks
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Decimal Fraction - 3
12 Mins | 10 Marks
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Decimal Fraction - 4
12 Mins | 10 Marks
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Decimal Fraction - 5
12 Mins | 10 Marks
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Decimal Fraction - 6
12 Mins | 10 Marks
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Decimal Fraction - 7
12 Mins | 10 Marks
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Decimal Fraction - 8
12 Mins | 10 Marks
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Decimal Fraction - 9
12 Mins | 10 Marks
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Decimal Fraction - 10
12 Mins | 10 Marks
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Surds and Indices - 1
12 Mins | 10 Marks
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Surds and Indices - 2
12 Mins | 10 Marks
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Surds and Indices - 3
12 Mins | 10 Marks
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Surds and Indices - 4
12 Mins | 10 Marks
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Surds and Indices - 5
12 Mins | 10 Marks
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Surds and Indices - 6
12 Mins | 10 Marks
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Surds and Indices - 7
12 Mins | 10 Marks
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Surds and Indices - 8
12 Mins | 10 Marks
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Surds and Indices - 9
12 Mins | 10 Marks
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Surds and Indices - 10
12 Mins | 10 Marks
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Simplification - 1
12 Mins | 10 Marks
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Simplification - 2
12 Mins | 10 Marks
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Simplification - 3
12 Mins | 10 Marks
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Simplification - 4
12 Mins | 10 Marks
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Simplification - 5
12 Mins | 10 Marks
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Simplification - 6
12 Mins | 10 Marks
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Simplification - 7
12 Mins | 10 Marks
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Simplification - 8
12 Mins | 10 Marks
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Simplification - 9
12 Mins | 10 Marks
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Simplification - 10
12 Mins | 10 Marks
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HCF & LCM - 1
12 Mins | 10 Marks
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HCF & LCM - 2
12 Mins | 10 Marks
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HCF & LCM - 3
12 Mins | 10 Marks
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HCF & LCM - 4
12 Mins | 10 Marks
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HCF & LCM - 5
12 Mins | 10 Marks
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HCF & LCM - 6
12 Mins | 10 Marks
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HCF & LCM - 7
12 Mins | 10 Marks
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HCF & LCM - 8
12 Mins | 10 Marks
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HCF & LCM - 9
12 Mins | 10 Marks
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HCF & LCM - 10
12 Mins | 10 Marks
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Percentage - 1
12 Mins | 10 Marks
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Percentage - 2
12 Mins | 10 Marks
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Percentage - 3
12 Mins | 10 Marks
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Percentage - 4
12 Mins | 10 Marks
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Percentage - 5
12 Mins | 10 Marks
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Percentage - 6
12 Mins | 10 Marks
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Percentage - 7
12 Mins | 10 Marks
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Percentage - 8
12 Mins | 10 Marks
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Percentage - 9
12 Mins | 10 Marks
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Percentage - 10
12 Mins | 10 Marks
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Profit & Loss - 1
12 Mins | 10 Marks
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Profit & Loss - 2
12 Mins | 10 Marks
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Profit & Loss - 3
12 Mins | 10 Marks
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Profit & Loss - 4
12 Mins | 10 Marks
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Profit & Loss - 5
12 Mins | 10 Marks
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Profit & Loss - 6
12 Mins | 10 Marks
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Profit & Loss - 7
12 Mins | 10 Marks
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Profit & Loss - 8
12 Mins | 10 Marks
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Profit & Loss - 9
12 Mins | 10 Marks
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Profit & Loss - 10
12 Mins | 10 Marks
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Discount - 1
12 Mins | 10 Marks
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Discount - 2
12 Mins | 10 Marks
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Discount - 3
12 Mins | 10 Marks
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Discount - 4
12 Mins | 10 Marks
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Discount - 5
12 Mins | 10 Marks
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Ratio & Proportion - 1 FREE
12 Mins | 10 Marks
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Ratio & Proportion - 2 FREE
12 Mins | 10 Marks
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Ratio & Proportion - 3
12 Mins | 10 Marks
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Ratio & Proportion - 4
12 Mins | 10 Marks
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Ratio & Proportion - 5
12 Mins | 10 Marks
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Partnership - 1
12 Mins | 10 Marks
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Partnership - 2
12 Mins | 10 Marks
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Partnership - 3
12 Mins | 10 Marks
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Partnership - 4
12 Mins | 10 Marks
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Partnership - 5
12 Mins | 10 Marks
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Work & Time - 1
12 Mins | 10 Marks
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Work & Time - 2
12 Mins | 10 Marks
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Work & Time - 3
12 Mins | 10 Marks
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Work & Time - 4
12 Mins | 10 Marks
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Work & Time - 5
12 Mins | 10 Marks
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Alligation - 1
12 Mins | 10 Marks
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Alligation - 2
12 Mins | 10 Marks
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Alligation - 3
12 Mins | 10 Marks
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Alligation - 4
12 Mins | 10 Marks
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Alligation - 5
12 Mins | 10 Marks
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Pipe & Cistern - 1
12 Mins | 10 Marks
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Pipe & Cistern - 2
12 Mins | 10 Marks
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Pipe & Cistern - 3
12 Mins | 10 Marks
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Pipe & Cistern - 4
12 Mins | 10 Marks
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Pipe & Cistern - 5
12 Mins | 10 Marks
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Simple Interest - 1
12 Mins | 10 Marks
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Simple Interest - 2
12 Mins | 10 Marks
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Simple Interest - 3
12 Mins | 10 Marks
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Simple Interest - 4
12 Mins | 10 Marks
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Simple Interest - 5
12 Mins | 10 Marks
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Compound Interest - 1
12 Mins | 10 Marks
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Compound Interest - 2
12 Mins | 10 Marks
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Compound Interest - 3
12 Mins | 10 Marks
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Compound Interest - 4
12 Mins | 10 Marks
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Compound Interest - 5
12 Mins | 10 Marks
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Problems Based on Age - 1
12 Mins | 10 Marks
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Problems Based on Age - 2
12 Mins | 10 Marks
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Problems Based on Age - 3
12 Mins | 10 Marks
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Problems Based on Age - 4
12 Mins | 10 Marks
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Problems Based on Age - 5
12 Mins | 10 Marks
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Average - 1
12 Mins | 10 Marks
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Average - 2
12 Mins | 10 Marks
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Average - 3
12 Mins | 10 Marks
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Average - 4
12 Mins | 10 Marks
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Average - 5
12 Mins | 10 Marks
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Speed, Time & Distance - 1
12 Mins | 10 Marks
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Speed, Time & Distance - 2
12 Mins | 10 Marks
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Speed, Time & Distance - 3
12 Mins | 10 Marks
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Speed, Time & Distance - 4
12 Mins | 10 Marks
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Speed, Time & Distance - 5
12 Mins | 10 Marks
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Train - 1
12 Mins | 10 Marks
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Train - 2
12 Mins | 10 Marks
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Train - 3
12 Mins | 10 Marks
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Train - 4
12 Mins | 10 Marks
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Train - 5
12 Mins | 10 Marks
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Mensuration - 1
12 Mins | 10 Marks
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Mensuration - 2
12 Mins | 10 Marks
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Mensuration - 3
12 Mins | 10 Marks
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Mensuration - 4
12 Mins | 10 Marks
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Mensuration - 5
12 Mins | 10 Marks
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Algebra - 1
12 Mins | 10 Marks
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Algebra - 2
12 Mins | 10 Marks
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Algebra - 3
12 Mins | 10 Marks
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Algebra - 4
12 Mins | 10 Marks
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Algebra - 5
12 Mins | 10 Marks
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Trigonometry - 1
12 Mins | 10 Marks
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Trigonometry - 2
12 Mins | 10 Marks
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Trigonometry - 3
12 Mins | 10 Marks
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Trigonometry - 4
12 Mins | 10 Marks
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Trigonometry - 5
12 Mins | 10 Marks
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Elementary Statistics/Probability - 1
12 Mins | 10 Marks
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Elementary Statistics/Probability - 2
12 Mins | 10 Marks
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Elementary Statistics/Probability - 3
12 Mins | 10 Marks
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Elementary Statistics/Probability - 4
12 Mins | 10 Marks
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Elementary Statistics/Probability - 5
12 Mins | 10 Marks
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Co-ordinate Geometry - 1
6 Mins | 5 Marks
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Co-ordinate Geometry - 2
6 Mins | 5 Marks
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Co-ordinate Geometry - 3
6 Mins | 5 Marks
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Co-ordinate Geometry - 4
6 Mins | 5 Marks
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Co-ordinate Geometry - 5
6 Mins | 5 Marks
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Boat & Stream - 1
6 Mins | 5 Marks
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Boat & Stream - 2
6 Mins | 5 Marks
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Boat & Stream - 3
6 Mins | 5 Marks
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Boat & Stream - 4
6 Mins | 5 Marks
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Boat & Stream - 5
6 Mins | 5 Marks
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Data Interpretation - 1
12 Mins | 10 Marks
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Data Interpretation - 2
12 Mins | 10 Marks
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Data Interpretation - 3
12 Mins | 10 Marks
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Data Interpretation - 4
12 Mins | 10 Marks
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Data Interpretation - 5
12 Mins | 10 Marks
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Geometry - 1
12 Mins | 10 Marks
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Geometry - 2
12 Mins | 10 Marks
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Geometry - 3
12 Mins | 10 Marks
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Geometry - 4
12 Mins | 10 Marks
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Geometry - 5
12 Mins | 10 Marks
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Analogy - 1
12 Mins | 10 Marks
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Analogy - 2
12 Mins | 10 Marks
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Analogy - 3
12 Mins | 10 Marks
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Analogy - 4
12 Mins | 10 Marks
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Analogy - 5
12 Mins | 10 Marks
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Coding - Decoding - 1
12 Mins | 10 Marks
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Coding - Decoding - 2
12 Mins | 10 Marks
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Coding - Decoding - 3
12 Mins | 10 Marks
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Coding - Decoding - 4
12 Mins | 10 Marks
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Coding - Decoding - 5
12 Mins | 10 Marks
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Classification - 1
12 Mins | 10 Marks
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Classification - 2
12 Mins | 10 Marks
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Classification - 3
12 Mins | 10 Marks
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Classification - 4
12 Mins | 10 Marks
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Classification - 5
12 Mins | 10 Marks
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Series - 1
12 Mins | 10 Marks
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Series - 2
12 Mins | 10 Marks
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Series - 3
12 Mins | 10 Marks
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Series - 4
12 Mins | 10 Marks
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Series - 5
12 Mins | 10 Marks
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Direction Test - 1
12 Mins | 10 Marks
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Direction Test - 2
12 Mins | 10 Marks
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Direction Test - 3
12 Mins | 10 Marks
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Direction Test - 4
12 Mins | 10 Marks
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Direction Test - 5
12 Mins | 10 Marks
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Blood Relation - 1
12 Mins | 10 Marks
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Blood Relation - 2
12 Mins | 10 Marks
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Blood Relation - 3
12 Mins | 10 Marks
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Blood Relation - 4
12 Mins | 10 Marks
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Blood Relation - 5
12 Mins | 10 Marks
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Arithmetical Operations - 1 FREE
12 Mins | 10 Marks
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Arithmetical Operations - 2 FREE
12 Mins | 10 Marks
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Arithmetical Operations - 3
12 Mins | 10 Marks
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Arithmetical Operations - 4
12 Mins | 10 Marks
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Arithmetical Operations - 5
12 Mins | 10 Marks
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Analytical Reasoning - 1
12 Mins | 10 Marks
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Analytical Reasoning - 2
12 Mins | 10 Marks
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Analytical Reasoning - 3
12 Mins | 10 Marks
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Analytical Reasoning - 4
12 Mins | 10 Marks
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Analytical Reasoning - 5
12 Mins | 10 Marks
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Syllogism - 1
12 Mins | 10 Marks
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Syllogism - 2
12 Mins | 10 Marks
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Syllogism - 3
12 Mins | 10 Marks
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Syllogism - 4
12 Mins | 10 Marks
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Syllogism - 5
12 Mins | 10 Marks
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Statement and Conclusion - 1
12 Mins | 10 Marks
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Statement and Conclusion - 2
12 Mins | 10 Marks
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Statement and Conclusion - 3
12 Mins | 10 Marks
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Statement and Conclusion - 4
12 Mins | 10 Marks
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Statement and Conclusion - 5
12 Mins | 10 Marks
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Statement and Assumption/Operations - 1
12 Mins | 10 Marks
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Statement and Assumption/Operations - 2
12 Mins | 10 Marks
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Statement and Assumption/Operations - 3
12 Mins | 10 Marks
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Statement and Assumption/Operations - 4
12 Mins | 10 Marks
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Statement and Assumption/Operations - 5
12 Mins | 10 Marks
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Data Sufficiency - 1
12 Mins | 10 Marks
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Data Sufficiency - 2
12 Mins | 10 Marks
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Data Sufficiency - 3
12 Mins | 10 Marks
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Data Sufficiency - 4
12 Mins | 10 Marks
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Data Sufficiency - 5
12 Mins | 10 Marks
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Sequence and Sitting Arrangement - 1
12 Mins | 10 Marks
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Sequence and Sitting Arrangement - 2
12 Mins | 10 Marks
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Sequence and Sitting Arrangement - 3
12 Mins | 10 Marks
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Sequence and Sitting Arrangement - 4
12 Mins | 10 Marks
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Sequence and Sitting Arrangement - 5
12 Mins | 10 Marks
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Calendar/Clock - 1
12 Mins | 10 Marks
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Calendar/Clock - 2
12 Mins | 10 Marks
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Calendar/Clock - 3
12 Mins | 10 Marks
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Calendar/Clock - 4
12 Mins | 10 Marks
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Calendar/Clock - 5
12 Mins | 10 Marks
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Cube/Cuboid/Dice - 1
12 Mins | 10 Marks
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Cube/Cuboid/Dice - 2
12 Mins | 10 Marks
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Water and Mirror Image - 1
12 Mins | 10 Marks
Attempt
Water and Mirror Image - 2
12 Mins | 10 Marks
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Water and Mirror Image - 3
12 Mins | 10 Marks
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Water and Mirror Image - 4
12 Mins | 10 Marks
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Water and Mirror Image - 5
12 Mins | 10 Marks
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Line and Figure Counting - 1
12 Mins | 10 Marks
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Line and Figure Counting - 2
12 Mins | 10 Marks
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Line and Figure Counting - 3
12 Mins | 10 Marks
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Line and Figure Counting - 4
12 Mins | 10 Marks
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Line and Figure Counting - 5
12 Mins | 10 Marks
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Formation and Division of Figure - 1
12 Mins | 10 Marks
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Formation and Division of Figure - 2
12 Mins | 10 Marks
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Formation and Division of Figure - 3
12 Mins | 10 Marks
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Formation and Division of Figure - 4
12 Mins | 10 Marks
Attempt
Formation and Division of Figure - 5
12 Mins | 10 Marks
Attempt
Problems based on Diagram - 1
12 Mins | 10 Marks
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Problems based on Diagram - 2
12 Mins | 10 Marks
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Problems based on Diagram - 3
12 Mins | 10 Marks
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Problems based on Diagram - 4
12 Mins | 10 Marks
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Problems based on Diagram - 5
12 Mins | 10 Marks
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Venn Diagram - 1
12 Mins | 10 Marks
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Venn Diagram - 2
12 Mins | 10 Marks
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Venn Diagram - 3
12 Mins | 10 Marks
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Venn Diagram - 4
12 Mins | 10 Marks
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Venn Diagram - 5
12 Mins | 10 Marks
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Missing Number/Letter/Term/Figure - 1
12 Mins | 10 Marks
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Missing Number/Letter/Term/Figure - 2
12 Mins | 10 Marks
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Missing Number/Letter/Term/Figure - 3
12 Mins | 10 Marks
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Missing Number/Letter/Term/Figure - 4
12 Mins | 10 Marks
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Missing Number/Letter/Term/Figure - 5
12 Mins | 10 Marks
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Chemistry: An Introduction - 1
12 Mins | 10 Marks
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Chemistry: An Introduction - 2
12 Mins | 10 Marks
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Chemistry: An Introduction - 3
12 Mins | 10 Marks
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Chemistry: An Introduction - 4
12 Mins | 10 Marks
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Chemistry: An Introduction - 5
12 Mins | 10 Marks
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Atomic Structure - 1
12 Mins | 10 Marks
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Atomic Structure - 2
12 Mins | 10 Marks
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Atomic Structure - 3
12 Mins | 10 Marks
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Atomic Structure - 4
12 Mins | 10 Marks
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Atomic Structure - 5
12 Mins | 10 Marks
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Valency/Chemical Bonding - 1
12 Mins | 10 Marks
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Valency/Chemical Bonding - 2
12 Mins | 10 Marks
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Valency/Chemical Bonding - 3
12 Mins | 10 Marks
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Valency/Chemical Bonding - 4
12 Mins | 10 Marks
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Valency/Chemical Bonding - 5
12 Mins | 10 Marks
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Acid, Base and Salt - 1
12 Mins | 10 Marks
Attempt
Acid, Base and Salt - 2
12 Mins | 10 Marks
Attempt
Acid, Base and Salt - 3
12 Mins | 10 Marks
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Acid, Base and Salt - 4
12 Mins | 10 Marks
Attempt
Acid, Base and Salt - 5
12 Mins | 10 Marks
Attempt
Periodic Classification of Elements - 1
12 Mins | 10 Marks
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Periodic Classification of Elements - 2
12 Mins | 10 Marks
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Periodic Classification of Elements - 3
12 Mins | 10 Marks
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Periodic Classification of Elements - 4
12 Mins | 10 Marks
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Periodic Classification of Elements - 5
12 Mins | 10 Marks
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Non-metals & Non-metallic Compounds - 1
12 Mins | 10 Marks
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Non-metals & Non-metallic Compounds - 2
12 Mins | 10 Marks
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Non-metals & Non-metallic Compounds - 3
12 Mins | 10 Marks
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Non-metals & Non-metallic Compounds - 4
12 Mins | 10 Marks
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Non-metals & Non-metallic Compounds - 5
12 Mins | 10 Marks
Attempt
Metals/ Metallic Compounds - 1
12 Mins | 10 Marks
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Metals/ Metallic Compounds - 2
12 Mins | 10 Marks
Attempt
Metals/ Metallic Compounds - 3
12 Mins | 10 Marks
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Metals/ Metallic Compounds - 4
12 Mins | 10 Marks
Attempt
Metals/ Metallic Compounds - 5
12 Mins | 10 Marks
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Organic Chemistry - 1
12 Mins | 10 Marks
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Organic Chemistry - 2
12 Mins | 10 Marks
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Organic Chemistry - 3
12 Mins | 10 Marks
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Organic Chemistry - 4
12 Mins | 10 Marks
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Organic Chemistry - 5
12 Mins | 10 Marks
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Chemical Reactions - 1
12 Mins | 10 Marks
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Chemical Reactions - 2
12 Mins | 10 Marks
Attempt
Chemical Reactions - 3
12 Mins | 10 Marks
Attempt
Chemical Reactions - 4
12 Mins | 10 Marks
Attempt
Chemical Reactions - 5
12 Mins | 10 Marks
Attempt
Atomic Nucleus - 1
12 Mins | 10 Marks
Attempt
Atomic Nucleus - 2
12 Mins | 10 Marks
Attempt
Atomic Nucleus - 3
12 Mins | 10 Marks
Attempt
Oxidation and Reduction - 1
12 Mins | 10 Marks
Attempt
Oxidation and Reduction - 2
12 Mins | 10 Marks
Attempt
Oxidation and Reduction - 3
12 Mins | 10 Marks
Attempt
Electrolysis & Electro Chemical Series - 1
12 Mins | 10 Marks
Attempt
Electrolysis & Electro Chemical Series - 2
12 Mins | 10 Marks
Attempt
Electrolysis & Electro Chemical Series - 3
12 Mins | 10 Marks
Attempt
Fuel - 1
12 Mins | 10 Marks
Attempt
Fuel - 2
12 Mins | 10 Marks
Attempt
Fuel - 3
12 Mins | 10 Marks
Attempt
Alloy - 1
12 Mins | 10 Marks
Attempt
Alloy - 2
12 Mins | 10 Marks
Attempt
Gaseous Law - 1
12 Mins | 10 Marks
Attempt
Radioactivity and Nuclear Energy - 1
12 Mins | 10 Marks
Attempt
Ores and Metallurgy - 1
12 Mins | 10 Marks
Attempt
Polymers - 1
12 Mins | 10 Marks
Attempt
Unit/Measurement/Measuring Instrument - 1
12 Mins | 10 Marks
Attempt
Unit/Measurement/Measuring Instrument - 2
12 Mins | 10 Marks
Attempt
Unit/Measurement/Measuring Instrument - 3
12 Mins | 10 Marks
Attempt
Unit/Measurement/Measuring Instrument - 4
12 Mins | 10 Marks
Attempt
Unit/Measurement/Measuring Instrument - 5
12 Mins | 10 Marks
Attempt
Mechanics - 1
12 Mins | 10 Marks
Attempt
Mechanics - 2
12 Mins | 10 Marks
Attempt
Mechanics - 3
12 Mins | 10 Marks
Attempt
Mechanics - 4
12 Mins | 10 Marks
Attempt
Mechanics - 5
12 Mins | 10 Marks
Attempt
Gravitation - 1
12 Mins | 10 Marks
Attempt
Gravitation - 2
12 Mins | 10 Marks
Attempt
Gravitation - 3
12 Mins | 10 Marks
Attempt
Gravitation - 4
12 Mins | 10 Marks
Attempt
Gravitation - 5
12 Mins | 10 Marks
Attempt
Properties of Matter - 1
12 Mins | 10 Marks
Attempt
Properties of Matter - 2
12 Mins | 10 Marks
Attempt
Properties of Matter - 3
12 Mins | 10 Marks
Attempt
Properties of Matter - 4
12 Mins | 10 Marks
Attempt
Properties of Matter - 5
12 Mins | 10 Marks
Attempt
Heat - 1
12 Mins | 10 Marks
Attempt
Heat - 2
12 Mins | 10 Marks
Attempt
Heat - 3
12 Mins | 10 Marks
Attempt
Heat - 4
12 Mins | 10 Marks
Attempt
Heat - 5
12 Mins | 10 Marks
Attempt
Wave - 1
12 Mins | 10 Marks
Attempt
Wave - 2
12 Mins | 10 Marks
Attempt
Wave - 3
12 Mins | 10 Marks
Attempt
Wave - 4
12 Mins | 10 Marks
Attempt
Wave - 5
12 Mins | 10 Marks
Attempt
Sound - 1
12 Mins | 10 Marks
Attempt
Sound - 2
12 Mins | 10 Marks
Attempt
Sound - 3
12 Mins | 10 Marks
Attempt
Sound - 4
12 Mins | 10 Marks
Attempt
Sound - 5
12 Mins | 10 Marks
Attempt
Light - 1
12 Mins | 10 Marks
Attempt
Light - 2
12 Mins | 10 Marks
Attempt
Light - 3
12 Mins | 10 Marks
Attempt
Light - 4
12 Mins | 10 Marks
Attempt
Light - 5
12 Mins | 10 Marks
Attempt
Electricity - 1 FREE
12 Mins | 10 Marks
Attempt
Electricity - 2 FREE
12 Mins | 10 Marks
Attempt
Electricity - 3
12 Mins | 10 Marks
Attempt
Electricity - 4
12 Mins | 10 Marks
Attempt
Electricity - 5
12 Mins | 10 Marks
Attempt
Magnetism - 1
12 Mins | 10 Marks
Attempt
Magnetism - 2
12 Mins | 10 Marks
Attempt
Magnetism - 3
12 Mins | 10 Marks
Attempt
Magnetism - 4
12 Mins | 10 Marks
Attempt
Magnetism - 5
12 Mins | 10 Marks
Attempt
Electronics - 1
12 Mins | 10 Marks
Attempt
Nuclear Physics - 1
12 Mins | 10 Marks
Attempt
Nuclear Physics - 2
12 Mins | 10 Marks
Attempt
Nuclear Physics - 3
12 Mins | 10 Marks
Attempt
Nuclear Physics - 4
12 Mins | 10 Marks
Attempt
Invention - 1
12 Mins | 10 Marks
Attempt
Invention - 2
12 Mins | 10 Marks
Attempt
Major Branches of Biology - 1
12 Mins | 10 Marks
Attempt
Major Branches of Biology - 2
12 Mins | 10 Marks
Attempt
Cell (Theories/Structures/Functions) - 1
12 Mins | 10 Marks
Attempt
Cell (Theories/Structures/Functions) - 2
12 Mins | 10 Marks
Attempt
Cell (Theories/Structures/Functions) - 3
12 Mins | 10 Marks
Attempt
Cell (Theories/Structures/Functions) - 4
12 Mins | 10 Marks
Attempt
Cell (Theories/Structures/Functions) - 5
12 Mins | 10 Marks
Attempt
Tissues - 1
12 Mins | 10 Marks
Attempt
Tissues - 2
12 Mins | 10 Marks
Attempt
Tissues - 3
12 Mins | 10 Marks
Attempt
Tissues - 4
12 Mins | 10 Marks
Attempt
Tissues - 5
12 Mins | 10 Marks
Attempt
Biomolecules (Lipids/ Proteins / Nucleic Acids) - 1
12 Mins | 10 Marks
Attempt
Genetics - 1
12 Mins | 10 Marks
Attempt
Genetics - 2
12 Mins | 10 Marks
Attempt
Genetics - 3
12 Mins | 10 Marks
Attempt
Genetics - 4
12 Mins | 10 Marks
Attempt
Organic Evolution - 1
12 Mins | 10 Marks
Attempt
Organic Evolution - 2
12 Mins | 10 Marks
Attempt
Organic Evolution - 3
12 Mins | 10 Marks
Attempt
Taxonomy - 1
12 Mins | 10 Marks
Attempt
Taxonomy - 2
12 Mins | 10 Marks
Attempt
Animal Kingdom - 1
12 Mins | 10 Marks
Attempt
Animal Kingdom - 2
12 Mins | 10 Marks
Attempt
Animal Kingdom - 3
12 Mins | 10 Marks
Attempt
Animal Kingdom - 4
12 Mins | 10 Marks
Attempt
Animal Kingdom - 5
12 Mins | 10 Marks
Attempt
Human Body - 1
12 Mins | 10 Marks
Attempt
Human Body - 2
12 Mins | 10 Marks
Attempt
Human Body - 3
12 Mins | 10 Marks
Attempt
Human Body - 4
12 Mins | 10 Marks
Attempt
Human Body - 5
12 Mins | 10 Marks
Attempt
Proteins, Vitamins and Minerals - 1
12 Mins | 10 Marks
Attempt
Proteins, Vitamins and Minerals - 2
12 Mins | 10 Marks
Attempt
Proteins, Vitamins and Minerals - 3
12 Mins | 10 Marks
Attempt
Proteins, Vitamins and Minerals - 4
12 Mins | 10 Marks
Attempt
Proteins, Vitamins and Minerals - 5
12 Mins | 10 Marks
Attempt
Human Diseases - 1
12 Mins | 10 Marks
Attempt
Human Diseases - 2
12 Mins | 10 Marks
Attempt
Human Diseases - 3
12 Mins | 10 Marks
Attempt
Human Diseases - 4
12 Mins | 10 Marks
Attempt
Human Diseases - 5
12 Mins | 10 Marks
Attempt
Plant Kingdom - 1
12 Mins | 10 Marks
Attempt
Plant Kingdom - 2
12 Mins | 10 Marks
Attempt
Plant Kingdom - 3
12 Mins | 10 Marks
Attempt
Plant Kingdom - 4
12 Mins | 10 Marks
Attempt
Plant Kingdom - 5
12 Mins | 10 Marks
Attempt
Plant Morphology - 1
12 Mins | 10 Marks
Attempt
Plant Morphology - 2
12 Mins | 10 Marks
Attempt
Plant Morphology - 3
12 Mins | 10 Marks
Attempt
Plant Physiology - 1
12 Mins | 10 Marks
Attempt
Plant Physiology - 2
12 Mins | 10 Marks
Attempt
Plant Physiology - 3
12 Mins | 10 Marks
Attempt
Plant Physiology - 4
12 Mins | 10 Marks
Attempt
Plant Physiology - 5
12 Mins | 10 Marks
Attempt
Reproduction in Plants - 1
12 Mins | 10 Marks
Attempt
Reproduction in Plants - 2
12 Mins | 10 Marks
Attempt
Reproduction in Plants - 3
12 Mins | 10 Marks
Attempt

Ancient History - 1
12 Mins | 10 Marks
Attempt
Ancient History - 2
12 Mins | 10 Marks
Attempt
Ancient History - 3
12 Mins | 10 Marks
Attempt
Ancient History - 4
12 Mins | 10 Marks
Attempt
Ancient History - 5
12 Mins | 10 Marks
Attempt
Art & Culture - 1
12 Mins | 10 Marks
Attempt
Art & Culture - 2
12 Mins | 10 Marks
Attempt
Art & Culture - 3
12 Mins | 10 Marks
Attempt
Books & Authors - 1
12 Mins | 10 Marks
Attempt
Books & Authors - 2
12 Mins | 10 Marks
Attempt
Computer - 1
12 Mins | 10 Marks
Attempt
Computer - 2
12 Mins | 10 Marks
Attempt
Computer - 3
12 Mins | 10 Marks
Attempt
Computer - 4
12 Mins | 10 Marks
Attempt
Computer - 5
12 Mins | 10 Marks
Attempt
Culture - 1
12 Mins | 10 Marks
Attempt
Culture - 2
12 Mins | 10 Marks
Attempt
Culture - 3
12 Mins | 10 Marks
Attempt
Culture - 4
12 Mins | 10 Marks
Attempt
Current Affairs - 1
12 Mins | 10 Marks
Attempt
Current Affairs - 2
12 Mins | 10 Marks
Attempt
Current Affairs - 3
12 Mins | 10 Marks
Attempt
Current Affairs - 4
12 Mins | 10 Marks
Attempt
Current Affairs - 5
12 Mins | 10 Marks
Attempt
Delhi Sultanate - 1
12 Mins | 10 Marks
Attempt
Delhi Sultanate - 2
12 Mins | 10 Marks
Attempt
Delhi Sultanate - 3
12 Mins | 10 Marks
Attempt
Economics - 1
12 Mins | 10 Marks
Attempt
Economics - 2
12 Mins | 10 Marks
Attempt
Economics - 3
12 Mins | 10 Marks
Attempt
Economics - 4
12 Mins | 10 Marks
Attempt
Economics - 5
12 Mins | 10 Marks
Attempt
Economy - 1
12 Mins | 10 Marks
Attempt
Economy - 2
12 Mins | 10 Marks
Attempt
Economy - 3
12 Mins | 10 Marks
Attempt
Static GK - 1
12 Mins | 10 Marks
Attempt
Static GK - 2
12 Mins | 10 Marks
Attempt
Static GK - 3
12 Mins | 10 Marks
Attempt
Static GK - 4
12 Mins | 10 Marks
Attempt
Sports - 1
12 Mins | 10 Marks
Attempt
Sports - 2
12 Mins | 10 Marks
Attempt
Sports - 3
12 Mins | 10 Marks
Attempt
General Knowledge - 1
12 Mins | 10 Marks
Attempt
General Knowledge - 2
12 Mins | 10 Marks
Attempt
General Knowledge - 3
12 Mins | 10 Marks
Attempt
General Knowledge - 4
12 Mins | 10 Marks
Attempt
General Knowledge - 5
12 Mins | 10 Marks
Attempt
History - 1
12 Mins | 10 Marks
Attempt
History - 2
12 Mins | 10 Marks
Attempt
History - 3
12 Mins | 10 Marks
Attempt
History - 4
12 Mins | 10 Marks
Attempt
History - 5
12 Mins | 10 Marks
Attempt
Indian Polity - 1
12 Mins | 10 Marks
Attempt
Indian Polity - 2
12 Mins | 10 Marks
Attempt
Indian Polity - 3
12 Mins | 10 Marks
Attempt
Indian Polity - 4
12 Mins | 10 Marks
Attempt
Indian Polity - 5
12 Mins | 10 Marks
Attempt
Modern History - 1
12 Mins | 10 Marks
Attempt
Modern History - 2
12 Mins | 10 Marks
Attempt
Modern History - 3
12 Mins | 10 Marks
Attempt
Modern History - 4
12 Mins | 10 Marks
Attempt
Modern History - 5
12 Mins | 10 Marks
Attempt
Mughal Empire - 1
12 Mins | 10 Marks
Attempt
Mughal Empire - 2
12 Mins | 10 Marks
Attempt
Mughal Empire - 3
12 Mins | 10 Marks
Attempt
Geography - 1
12 Mins | 10 Marks
Attempt
Geography - 2
12 Mins | 10 Marks
Attempt
Geography - 3
12 Mins | 10 Marks
Attempt
Geography - 4
12 Mins | 10 Marks
Attempt
Geography - 5
12 Mins | 10 Marks
Attempt

Environment and Ecosystem - 1
12 Mins | 10 Marks
Attempt
Environment and Ecosystem - 2
12 Mins | 10 Marks
Attempt
Environment and Ecosystem - 3
12 Mins | 10 Marks
Attempt
Biodiversity - 1
12 Mins | 10 Marks
Attempt
Biodiversity - 2
12 Mins | 10 Marks
Attempt
Biodiversity - 3
12 Mins | 10 Marks
Attempt
Biodiversity - 4
12 Mins | 10 Marks
Attempt
Biodiversity - 5
12 Mins | 10 Marks
Attempt
Environmental Conservation : Global Efforts - 1
12 Mins | 10 Marks
Attempt
Environmental Conservation : Global Efforts - 2
12 Mins | 10 Marks
Attempt
Environmental Conservation : Global Efforts - 3
12 Mins | 10 Marks
Attempt
Environmental Conservation : Global Efforts - 4
12 Mins | 10 Marks
Attempt
National Parks and Wildlife Sanctuaries - 1
12 Mins | 10 Marks
Attempt
National Parks and Wildlife Sanctuaries - 2
12 Mins | 10 Marks
Attempt
National Parks and Wildlife Sanctuaries - 3
12 Mins | 10 Marks
Attempt
National Parks and Wildlife Sanctuaries - 4
12 Mins | 10 Marks
Attempt
National Parks and Wildlife Sanctuaries - 5
12 Mins | 10 Marks
Attempt
Pollution - 1
12 Mins | 10 Marks
Attempt
Pollution - 2
12 Mins | 10 Marks
Attempt
Pollution - 3
12 Mins | 10 Marks
Attempt
Pollution - 4
12 Mins | 10 Marks
Attempt
Pollution - 5
12 Mins | 10 Marks
Attempt
Waste management - 1
12 Mins | 10 Marks
Attempt
Waste management - 2
12 Mins | 10 Marks
Attempt
Waste management - 3
12 Mins | 10 Marks
Attempt
Waste management - 4
12 Mins | 10 Marks
Attempt
Waste management - 5
12 Mins | 10 Marks
Attempt
Green House Effect/Climate Change - 1
12 Mins | 10 Marks
Attempt
Green House Effect/Climate Change - 2
12 Mins | 10 Marks
Attempt
Green House Effect/Climate Change - 3
12 Mins | 10 Marks
Attempt
Green House Effect/Climate Change - 4
12 Mins | 10 Marks
Attempt
Green House Effect/Climate Change - 5
12 Mins | 10 Marks
Attempt
Wildlife Conservation and Management - 1
12 Mins | 10 Marks
Attempt
Wildlife Conservation and Management - 2
12 Mins | 10 Marks
Attempt
Wildlife Conservation and Management - 3
12 Mins | 10 Marks
Attempt
Natural Energy - 1
12 Mins | 10 Marks
Attempt
Natural Energy - 2
12 Mins | 10 Marks
Attempt

Computer : Introduction - 1
12 Mins | 10 Marks
Attempt
Computer : Introduction - 2
12 Mins | 10 Marks
Attempt
Computer : Introduction - 3
12 Mins | 10 Marks
Attempt
Computer : Introduction - 4
12 Mins | 10 Marks
Attempt
Computer : Introduction - 5
12 Mins | 10 Marks
Attempt
Development of Computer - 1
12 Mins | 10 Marks
Attempt
Development of Computer - 2
12 Mins | 10 Marks
Attempt
Development of Computer - 3
12 Mins | 10 Marks
Attempt
Development of Computer - 4
12 Mins | 10 Marks
Attempt
Development of Computer - 5
12 Mins | 10 Marks
Attempt
Input/Output Device - 1
12 Mins | 10 Marks
Attempt
Input/Output Device - 2
12 Mins | 10 Marks
Attempt
Input/Output Device - 3
12 Mins | 10 Marks
Attempt
Input/Output Device - 4
12 Mins | 10 Marks
Attempt
Input/Output Device - 5
12 Mins | 10 Marks
Attempt
Memory - 1
12 Mins | 10 Marks
Attempt
Memory - 2
12 Mins | 10 Marks
Attempt
Memory - 3
12 Mins | 10 Marks
Attempt
Memory - 4
12 Mins | 10 Marks
Attempt
Memory - 5
12 Mins | 10 Marks
Attempt
Design Tools and Programming Languages - 1
12 Mins | 10 Marks
Attempt
Design Tools and Programming Languages - 2
12 Mins | 10 Marks
Attempt
Data Representation and Numerical System - 1
12 Mins | 10 Marks
Attempt
Data Representation and Numerical System - 2
12 Mins | 10 Marks
Attempt
Software - 1
12 Mins | 10 Marks
Attempt
Software - 2
12 Mins | 10 Marks
Attempt
Software - 3
12 Mins | 10 Marks
Attempt
Software - 4
12 Mins | 10 Marks
Attempt
Software - 5
12 Mins | 10 Marks
Attempt
Data Transmission - 1
12 Mins | 10 Marks
Attempt
Data Transmission - 2
12 Mins | 10 Marks
Attempt
Data Transmission - 3
12 Mins | 10 Marks
Attempt
Data Transmission - 4
12 Mins | 10 Marks
Attempt
Data Transmission - 5
12 Mins | 10 Marks
Attempt
Internet - 1
12 Mins | 10 Marks
Attempt
Internet - 2
12 Mins | 10 Marks
Attempt
Internet - 3
12 Mins | 10 Marks
Attempt
Internet - 4
12 Mins | 10 Marks
Attempt
Internet - 5
12 Mins | 10 Marks
Attempt
M.S. Office - 1 FREE
12 Mins | 10 Marks
Attempt
M.S. Office - 2 FREE
12 Mins | 10 Marks
Attempt
M.S. Office - 3
12 Mins | 10 Marks
Attempt
M.S. Office - 4
12 Mins | 10 Marks
Attempt
M.S. Office - 5
12 Mins | 10 Marks
Attempt
M.S. Windows - 1
12 Mins | 10 Marks
Attempt
Abbreviation - 1
12 Mins | 10 Marks
Attempt
Abbreviation - 2
12 Mins | 10 Marks
Attempt
Abbreviation - 3
12 Mins | 10 Marks
Attempt

Computer - 1
8 Mins | 10 Marks
Attempt
Computer - 2
8 Mins | 10 Marks
Attempt
Computer - 3
8 Mins | 10 Marks
Attempt
Computer - 4
8 Mins | 10 Marks
Attempt
Computer - 5
8 Mins | 10 Marks
Attempt
Electronics Theory and Communication System - 1
8 Mins | 10 Marks
Attempt
Electronics Theory and Communication System - 2
8 Mins | 10 Marks
Attempt
Electronics Theory and Communication System - 3
8 Mins | 10 Marks
Attempt
Electronics Theory and Communication System - 4
8 Mins | 10 Marks
Attempt
Electronics Theory and Communication System - 5
8 Mins | 10 Marks
Attempt
Digital Electronics - 1
8 Mins | 10 Marks
Attempt
Digital Electronics - 2
8 Mins | 10 Marks
Attempt
Digital Electronics - 3
8 Mins | 10 Marks
Attempt
Digital Electronics - 4
8 Mins | 10 Marks
Attempt
Digital Electronics - 5
8 Mins | 10 Marks
Attempt
Specific Solid State Devices - 1
8 Mins | 10 Marks
Attempt
Specific Solid State Devices - 2
8 Mins | 10 Marks
Attempt
Specific Solid State Devices - 3
8 Mins | 10 Marks
Attempt
Specific Solid State Devices - 4
8 Mins | 10 Marks
Attempt
Specific Solid State Devices - 5
8 Mins | 10 Marks
Attempt
Oscillators - 1
8 Mins | 10 Marks
Attempt
Oscillators - 2
8 Mins | 10 Marks
Attempt
Oscillators - 3
8 Mins | 10 Marks
Attempt
Oscillators - 4
8 Mins | 10 Marks
Attempt
Oscillators - 5
8 Mins | 10 Marks
Attempt
Amplifiers - 1
8 Mins | 10 Marks
Attempt
Amplifiers - 2
8 Mins | 10 Marks
Attempt
Amplifiers - 3
8 Mins | 10 Marks
Attempt
Amplifiers - 4
8 Mins | 10 Marks
Attempt
Amplifiers - 5
8 Mins | 10 Marks
Attempt
Transistor - 1
8 Mins | 10 Marks
Attempt
Transistor - 2
8 Mins | 10 Marks
Attempt
Transistor - 3
8 Mins | 10 Marks
Attempt
Transistor - 4
8 Mins | 10 Marks
Attempt
Transistor - 5
8 Mins | 10 Marks
Attempt
Rectifier - 1
8 Mins | 10 Marks
Attempt
Rectifier - 2
8 Mins | 10 Marks
Attempt
Rectifier - 3
8 Mins | 10 Marks
Attempt
Rectifier - 4
8 Mins | 10 Marks
Attempt
Rectifier - 5
8 Mins | 10 Marks
Attempt
Semiconductor Diode - 1
8 Mins | 10 Marks
Attempt
Semiconductor Diode - 2
8 Mins | 10 Marks
Attempt
Semiconductor Diode - 3
8 Mins | 10 Marks
Attempt
Semiconductor Diode - 4
8 Mins | 10 Marks
Attempt
Semiconductor Diode - 5
8 Mins | 10 Marks
Attempt
Semiconductor Physics - 1
8 Mins | 10 Marks
Attempt
Semiconductor Physics - 2
8 Mins | 10 Marks
Attempt
Semiconductor Physics - 3
8 Mins | 10 Marks
Attempt
Semiconductor Physics - 4
8 Mins | 10 Marks
Attempt
Semiconductor Physics - 5
8 Mins | 10 Marks
Attempt
Converter - 1
8 Mins | 10 Marks
Attempt
Converter - 2
8 Mins | 10 Marks
Attempt
Converter - 3
8 Mins | 10 Marks
Attempt
Converter - 4
8 Mins | 10 Marks
Attempt
Converter - 5
8 Mins | 10 Marks
Attempt
Speed Control and Maintenance of Electric Machines - 1
8 Mins | 10 Marks
Attempt
Speed Control and Maintenance of Electric Machines - 2
8 Mins | 10 Marks
Attempt
Electrical Wiring - 1
8 Mins | 10 Marks
Attempt
Electrical Wiring - 2
8 Mins | 10 Marks
Attempt
Electrical Wiring - 3
8 Mins | 10 Marks
Attempt
Electrical Wiring - 4
8 Mins | 10 Marks
Attempt
Electrical Wiring - 5
8 Mins | 10 Marks
Attempt
Machine Control Panel - 1
8 Mins | 10 Marks
Attempt
Machine Control Panel - 2
8 Mins | 10 Marks
Attempt
Electrical AC and DC Winding - 1
8 Mins | 10 Marks
Attempt
Electrical AC and DC Winding - 2
8 Mins | 10 Marks
Attempt
Electrical AC and DC Winding - 3
8 Mins | 10 Marks
Attempt
Electrical AC and DC Winding - 4
8 Mins | 10 Marks
Attempt
Electrical AC and DC Winding - 5
8 Mins | 10 Marks
Attempt
Single-Phase Motors - 1
8 Mins | 10 Marks
Attempt
Single-Phase Motors - 2
8 Mins | 10 Marks
Attempt
Single-Phase Motors - 3
8 Mins | 10 Marks
Attempt
Single-Phase Motors - 4
8 Mins | 10 Marks
Attempt
Single-Phase Motors - 5
8 Mins | 10 Marks
Attempt
Alternator - 1
8 Mins | 10 Marks
Attempt
Alternator - 2
8 Mins | 10 Marks
Attempt
Alternator - 3
8 Mins | 10 Marks
Attempt
Alternator - 4
8 Mins | 10 Marks
Attempt
Alternator - 5
8 Mins | 10 Marks
Attempt
Synchronous Motor - 1
8 Mins | 10 Marks
Attempt
Synchronous Motor - 2
8 Mins | 10 Marks
Attempt
Synchronous Motor - 3
8 Mins | 10 Marks
Attempt
Synchronous Motor - 4
8 Mins | 10 Marks
Attempt
Synchronous Motor - 5
8 Mins | 10 Marks
Attempt
3-Phase Induction Motor - 1
8 Mins | 10 Marks
Attempt
3-Phase Induction Motor - 2
8 Mins | 10 Marks
Attempt
3-Phase Induction Motor - 3
8 Mins | 10 Marks
Attempt
3-Phase Induction Motor - 4
8 Mins | 10 Marks
Attempt
3-Phase Induction Motor - 5
8 Mins | 10 Marks
Attempt
Transformers - 1
8 Mins | 10 Marks
Attempt
Transformers - 2
8 Mins | 10 Marks
Attempt
Transformers - 3
8 Mins | 10 Marks
Attempt
Transformers - 4
8 Mins | 10 Marks
Attempt
Transformers - 5
8 Mins | 10 Marks
Attempt
Direct Current Generator - 1
8 Mins | 10 Marks
Attempt
Direct Current Generator - 2
8 Mins | 10 Marks
Attempt
Direct Current Generator - 3
8 Mins | 10 Marks
Attempt
Direct Current Generator - 4
8 Mins | 10 Marks
Attempt
Direct Current Generator - 5
8 Mins | 10 Marks
Attempt
Direct Current Motor - 1
8 Mins | 10 Marks
Attempt
Direct Current Motor - 2
8 Mins | 10 Marks
Attempt
Direct Current Motor - 3
8 Mins | 10 Marks
Attempt
Direct Current Motor - 4
8 Mins | 10 Marks
Attempt
Direct Current Motor - 5
8 Mins | 10 Marks
Attempt

Trade Introduction and Occupational Safety - 1
8 Mins | 10 Marks
Attempt
Trade Introduction and Occupational Safety - 2
8 Mins | 10 Marks
Attempt
Trade Introduction and Occupational Safety - 3
8 Mins | 10 Marks
Attempt
Trade Introduction and Occupational Safety - 4
8 Mins | 10 Marks
Attempt
Trade Hand Tools - 1
8 Mins | 10 Marks
Attempt
Trade Hand Tools - 2
8 Mins | 10 Marks
Attempt
Trade Hand Tools - 3
8 Mins | 10 Marks
Attempt
Trade Hand Tools - 4
8 Mins | 10 Marks
Attempt
Alternating Current and Related Circuits - 1
8 Mins | 10 Marks
Attempt
Alternating Current and Related Circuits - 2
8 Mins | 10 Marks
Attempt
Alternating Current and Related Circuits - 3
8 Mins | 10 Marks
Attempt
Alternating Current and Related Circuits - 4
8 Mins | 10 Marks
Attempt
Alternating Current and Related Circuits - 5
8 Mins | 10 Marks
Attempt
Wire and Cables - 1
8 Mins | 10 Marks
Attempt
Wire and Cables - 2
8 Mins | 10 Marks
Attempt
Wire and Cables - 3
8 Mins | 10 Marks
Attempt
Cell and Battery - 1
8 Mins | 10 Marks
Attempt
Cell and Battery - 2
8 Mins | 10 Marks
Attempt
Cell and Battery - 3
8 Mins | 10 Marks
Attempt
Cell and Battery - 4
8 Mins | 10 Marks
Attempt
Cell and Battery - 5
8 Mins | 10 Marks
Attempt
Passive Components - 1
8 Mins | 10 Marks
Attempt
Passive Components - 2
8 Mins | 10 Marks
Attempt
Passive Components - 3
8 Mins | 10 Marks
Attempt
Passive Components - 4
8 Mins | 10 Marks
Attempt
Passive Components - 5
8 Mins | 10 Marks
Attempt
Magnetism - 1
8 Mins | 10 Marks
Attempt
Magnetism - 2
8 Mins | 10 Marks
Attempt
Magnetism - 3
8 Mins | 10 Marks
Attempt
Magnetism - 4
8 Mins | 10 Marks
Attempt
Magnetism - 5
8 Mins | 10 Marks
Attempt
Transformer and Three Phase System - 1
8 Mins | 10 Marks
Attempt
Transformer and Three Phase System - 2
8 Mins | 10 Marks
Attempt
Transformer and Three Phase System - 3
8 Mins | 10 Marks
Attempt
Transformer and Three Phase System - 4
8 Mins | 10 Marks
Attempt
Transformer and Three Phase System - 5
8 Mins | 10 Marks
Attempt
Measuring Instruments - 1
8 Mins | 10 Marks
Attempt
Measuring Instruments - 2
8 Mins | 10 Marks
Attempt
Measuring Instruments - 3
8 Mins | 10 Marks
Attempt
Measuring Instruments - 4
8 Mins | 10 Marks
Attempt
Measuring Instruments - 5
8 Mins | 10 Marks
Attempt
Soldering and Switches - 1
8 Mins | 10 Marks
Attempt
Soldering and Switches - 2
8 Mins | 10 Marks
Attempt
Soldering and Switches - 3
8 Mins | 10 Marks
Attempt
Soldering and Switches - 4
8 Mins | 10 Marks
Attempt
Soldering and Switches - 5
8 Mins | 10 Marks
Attempt
Semiconductor Diodes and Rectifiers - 1
8 Mins | 10 Marks
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Semiconductor Diodes and Rectifiers - 2
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Semiconductor Diodes and Rectifiers - 3
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Semiconductor Diodes and Rectifiers - 4
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Semiconductor Diodes and Rectifiers - 5
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IC Regulator - 1
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IC Regulator - 2
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IC Regulator - 3
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IC Regulator - 4
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IC Regulator - 5
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Computer Hardware - 1
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Computer Hardware - 2
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Computer Hardware - 3
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Computer Hardware - 4
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Computer Hardware - 5
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Operating System and Microsoft Office - 1
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Operating System and Microsoft Office - 2
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Operating System and Microsoft Office - 3
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Operating System and Microsoft Office - 4
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Operating System and Microsoft Office - 5
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Computer Software - 1
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Computer Software - 2
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Computer Software - 3
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Computer Software - 4
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Computer Software - 5
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Transistor - 1
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Transistor - 2
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Transistor - 3
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Transistor - 4
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Transistor - 5
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Field Effect Transistor - 1
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Field Effect Transistor - 2
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Field Effect Transistor - 3
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Field Effect Transistor - 4
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Field Effect Transistor - 5
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Amplifier - 1
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Amplifier - 2
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Amplifier - 3
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Amplifier - 4
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Amplifier - 5
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Feedback and Oscillators - 1
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Feedback and Oscillators - 2
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Feedback and Oscillators - 3
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Feedback and Oscillators - 4
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Feedback and Oscillators - 5
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Wave Shaping Circuits - 1
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Wave Shaping Circuits - 2
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Wave Shaping Circuits - 3
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Wave Shaping Circuits - 4
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Power Electronics Devices - 1
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Power Electronics Devices - 2
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Power Electronics Devices - 3
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Power Electronics Devices - 4
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Power Electronics Devices - 5
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Opto-electronic Components - 1
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Opto-electronic Components - 2
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Opto-electronic Components - 3
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Opto-electronic Components - 4
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Opto-electronic Components - 5
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Surface Mount Technology - 1
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Surface Mount Technology - 2
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Fundamental Basis of Digital Electronics - 1
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Fundamental Basis of Digital Electronics - 2
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Fundamental Basis of Digital Electronics - 3
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Fundamental Basis of Digital Electronics - 4
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Fundamental Basis of Digital Electronics - 5
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Sequential Circuit, AID & DIA Converter - 1
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Sequential Circuit, AID & DIA Converter - 2
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Sequential Circuit, AID & DIA Converter - 3
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Sequential Circuit, AID & DIA Converter - 4
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Sequential Circuit, AID & DIA Converter - 5
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Digital Logic Current and Combinational Circuit - 1
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Digital Logic Current and Combinational Circuit - 2
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Digital Logic Current and Combinational Circuit - 3
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Digital Logic Current and Combinational Circuit - 4
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Digital Logic Current and Combinational Circuit - 5
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Full Mock Test - 1
60 Mins | 75 Marks
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Full Mock Test - 2
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Full Mock Test - 3
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Full Mock Test - 4
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Full Mock Test - 5
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Full Mock Test - 6
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Full Mock Test - 7
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Full Mock Test - 8
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Full Mock Test - 9
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Full Mock Test - 10
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Full Mock Test - 1
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Full Mock Test - 2
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Full Mock Test - 3
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Full Mock Test - 4
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Full Mock Test - 5
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Full Mock Test - 6
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Full Mock Test - 7
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Full Mock Test - 8
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Full Mock Test - 9
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Full Mock Test - 10
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Test Series Features

Toh dosto, part 1 mein humne basic flame types aur unke applications par questions dekhe. Ab hum thoda aur gehrai mein jaayenge aur kuch aur critical aspects ko cover karenge, jo aapke RRB ALP Welder Trade Test ke liye bahut zaroori hain. Is section mein hum flame defects, safety precautions aur advanced questions par focus karenge.

गैस वेल्डिंग फ्लेम्स: सामान्य दोष और बचाव (Common Defects & Prevention)

Galat flame ka istemal karne se weld mein kai tarah ke defects aa sakte hain. Main jaanta hoon yeh topic thoda boring lagta hai, lekin trust me, yeh aapke practical knowledge aur exam performance ke liye extremely important hai.

  • Oxidizing Flame se Nuksan: Agar aap mild steel par oxidizing flame use karte hain, toh metal oxidize ho jaayega, jisse weld brittle (भंगुर) ho jaayega aur uski strength kam ho jaayegi. Isse porosity aur blowholes bhi ho sakte hain.
  • Carburizing Flame se Nuksan: Agar aap low carbon steel par carburizing flame use karte hain, toh weld mein extra carbon add ho jaayega, jisse weld hard aur brittle ho jaayega, aur usmein cracks aa sakte hain.
  • Incomplete Fusion: Agar flame ka temperature sahi nahi hai ya torch angle galat hai, toh molten metal base metal ke saath properly fuse nahi hoga, jisse weld weak ho jaayega.
Warning: Welding karte samay hamesha proper PPE (Personal Protective Equipment) pehnein - welding goggles, gloves, apron, aur safety shoes. Gas cylinders ko hamesha upright position mein store karein aur unhe chain se secure karein.

RRB ALP Welder Gas Welding Flames Practice Questions (Part 2)

Chaliye, ab kuch aur challenging questions solve karte hain jo aapki conceptual clarity ko badhayenge.

Q. 11) किस फ्लेम के उपयोग से वेल्ड मेटल में ऑक्सीकरण (oxidation) की संभावना बढ़ जाती है?
  • A) न्यूट्रल फ्लेम
  • B) कार्बोराइजिंग फ्लेम
  • C) ऑक्सीडाइजिंग फ्लेम
  • D) आर्क फ्लेम
Answer: C) ऑक्सीडाइजिंग फ्लेम
Q. 12) कास्ट आयरन (Cast Iron) की वेल्डिंग के लिए सामान्यतः किस फ्लेम का उपयोग किया जाता है?
  • A) ऑक्सीडाइजिंग फ्लेम
  • B) न्यूट्रल फ्लेम
  • C) कार्बोराइजिंग फ्लेम (हल्की)
  • D) हाइड्रोजन फ्लेम
Answer: C) कार्बोराइजिंग फ्लेम (हल्की)
Q. 13) वेल्डिंग टॉर्च में कौन सी गैसें आमतौर पर उपयोग की जाती हैं?
  • A) ऑक्सीजन और प्रोपेन
  • B) नाइट्रोजन और एसिटिलीन
  • C) ऑक्सीजन और एसिटिलीन
  • D) आर्गन और हीलियम
Answer: C) ऑक्सीजन और एसिटिलीन
Q. 14) न्यूट्रल फ्लेम की इनर कोण का रंग कैसा होता है?
  • A) लाल
  • B) हरा
  • C) सफेद-नीला (bright white-blue)
  • D) पीला
Answer: C) सफेद-नीला (bright white-blue)
Q. 15) वेल्डिंग करते समय 'बैकफायर' (Backfire) का क्या कारण हो सकता है?
  • A) बहुत अधिक गैस का दबाव
  • B) टॉर्च टिप का गर्म होना
  • C) अपर्याप्त गैस का दबाव
  • D) A और B दोनों
Answer: D) A और B दोनों
Q. 16) वेल्डिंग टॉर्च टिप की सफाई के लिए किसका उपयोग किया जाता है?
  • A) सैंडपेपर
  • B) वायर ब्रश
  • C) टिप क्लीनर
  • D) छेनी
Answer: C) टिप क्लीनर
Q. 17) एसिटिलीन गैस सिलेंडर को कभी भी लेटाकर क्यों नहीं रखना चाहिए?
  • A) गैस लीक हो सकती है
  • B) सिलेंडर फट सकता है
  • C) एसिटोन बाहर निकल सकता है
  • D) वेल्डिंग मुश्किल हो जाती है
Answer: C) एसिटोन बाहर निकल सकता है
Q. 18) किस फ्लेम में एसिटिलीन की मात्रा ऑक्सीजन से अधिक होती है?
  • A) न्यूट्रल फ्लेम
  • B) ऑक्सीडाइजिंग फ्लेम
  • C) कार्बोराइजिंग फ्लेम
  • D) प्री-हीटिंग फ्लेम
Answer: C) कार्बोराइजिंग फ्लेम
Q. 19) कौन सी फ्लेम वेल्डिंग करते समय हिसिंग (hissing) की आवाज पैदा करती है?
  • A) न्यूट्रल फ्लेम
  • B) कार्बोराइजिंग फ्लेम
  • C) ऑक्सीडाइजिंग फ्लेम
  • D) हाइड्रोजन फ्लेम
Answer: C) ऑक्सीडाइजिंग फ्लेम
Q. 20) एल्युमीनियम की वेल्डिंग के लिए किस प्रकार की फ्लेम का उपयोग किया जाता है?
  • A) कार्बोराइजिंग फ्लेम
  • B) ऑक्सीडाइजिंग फ्लेम
  • C) न्यूट्रल फ्लेम
  • D) वेरी ऑक्सीडाइजिंग फ्लेम
Answer: C) न्यूट्रल फ्लेम

RRB ALP Welder Trade Test की तैयारी कैसे करें?

Mera suggestion hai ki aap sirf theory par depend na rahein. RRB ALP Welder trade test mein practical knowledge bhi utna hi zaroori hai. Yahan kuch actionable tips hain:

  • NCERT और ITI बुक्स: अपनी ITI की किताबों को अच्छे से पढ़ें, खासकर Welding Technology और Gas Welding वाले चैप्टर्स को. NCERT Science ki books bhi basic concepts ke liye helpful hain.
  • Previous Year Papers: Pichle saalon ke RRB ALP Welder trade test papers solve karein. Isse aapko exam pattern aur important topics ka idea lagega.
  • Practical Exposure: Agar sambhav ho, toh kisi workshop mein jaakar gas welding flames ko observe karein aur unki pehchan karna seekhein. Youtube par bhi high-quality practical videos available hain.
  • Mock Tests: Unictest jaise platforms par available mock tests regularly attempt karein. Isse aapki speed aur accuracy dono improve hongi.
  • Notes Banayein: Har flame type ke characteristics, temperature, aur application ke crisp notes banayein. Exam se pehle revision mein bahut kaam aayenge.
Expert Tip: Daily 2 ghante trade specific topics ko dein. Ismein 1 ghanta theory revision aur 1 ghanta MCQ practice include karein. Consistency is key! Maine dekha hai ki jo students regular practice karte hain, unka confidence level significantly high hota hai.

Yaad rakhiye, RRB ALP ek golden opportunity hai. Apni mehnat ko sahi disha denge toh safalta zaroor milegi. Agle section mein hum exam day tips aur kuch common mistakes par baat karenge.

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Frequently Asked Questions (RRB ALP)

RRB ALP Welder trade test के लिए गैस वेल्डिंग फ्लेम के तीन मुख्य प्रकार हैं: न्यूट्रल फ्लेम, कार्बोराइजिंग फ्लेम (या रिड्यूसिंग फ्लेम), और ऑक्सीडाइजिंग फ्लेम। न्यूट्रल फ्लेम का उपयोग सबसे आम धातुओं जैसे माइल्ड स्टील के लिए होता है, कार्बोराइजिंग फ्लेम हाई कार्बन स्टील और हार्डफेसिंग के लिए, जबकि ऑक्सीडाइजिंग फ्लेम ब्रास और ब्रोंज जैसी धातुओं के लिए उपयुक्त होती है। इनकी सही पहचान और उपयोग आपके प्रैक्टिकल और लिखित दोनों टेस्ट के लिए महत्वपूर्ण है।

ऑक्सी-एसिटिलीन वेल्डिंग में न्यूट्रल फ्लेम के लिए आदर्श गैस अनुपात ऑक्सीजन (Oxygen) और एसिटिलीन (Acetylene) का लगभग 1:1 होता है। इसका मतलब है कि जितनी मात्रा में ऑक्सीजन गैस का उपयोग होता है, उतनी ही मात्रा में एसिटिलीन गैस का भी उपयोग होता है। यह अनुपात सुनिश्चित करता है कि फ्लेम न तो ऑक्सीडाइजिंग हो और न ही कार्बोराइजिंग, जिससे अधिकांश धातुओं के लिए एक साफ और मजबूत वेल्ड प्राप्त होता है।

वेल्डिंग टेस्ट के दौरान फ्लेम को पहचानने के लिए आपको इनर कोण (inner cone) पर ध्यान देना होगा। न्यूट्रल फ्लेम में एक शार्प और चमकदार सफेद-नीली इनर कोण होती है। कार्बोराइजिंग फ्लेम में इनर कोण लंबी और धुंधली होती है, जिसके ऊपर एक अतिरिक्त 'फेदर' दिखाई देता है। ऑक्सीडाइजिंग फ्लेम में इनर कोण छोटी और नुकीली होती है, और अक्सर एक हिसिंग (hissing) की आवाज आती है। प्रैक्टिकल ऑब्जरवेशन और अनुभव से आप इन अंतरों को आसानी से समझ सकते हैं।

कास्ट आयरन (Cast Iron) की वेल्डिंग के लिए आमतौर पर हल्की कार्बोराइजिंग फ्लेम (slightly carburizing flame) सबसे उपयुक्त होती है। ऐसा इसलिए है क्योंकि कास्ट आयरन में कार्बन की मात्रा अधिक होती है। हल्की कार्बोराइजिंग फ्लेम वेल्ड पूल में कार्बन के नुकसान को रोकने में मदद करती है और ऑक्सीकरण को कम करती है, जिससे वेल्ड अधिक मजबूत और दोष-मुक्त बनता है। न्यूट्रल फ्लेम का भी उपयोग किया जा सकता है, लेकिन कार्बोराइजिंग फ्लेम बेहतर परिणाम देती है।

गलत वेल्डिंग फ्लेम का उपयोग करने से कई सामान्य दोष हो सकते हैं। ऑक्सीडाइजिंग फ्लेम से धातु में ऑक्सीकरण होकर वेल्ड भंगुर (brittle) हो सकता है और पोरोसिटी आ सकती है। कार्बोराइजिंग फ्लेम से वेल्ड में अतिरिक्त कार्बन जुड़कर वह कठोर और भंगुर हो सकता है, जिससे दरारें आ सकती हैं। इनसे बचने के लिए, हमेशा धातु के प्रकार और उसकी मोटाई के अनुसार सही फ्लेम का चयन करें, टॉर्च को सही ढंग से एडजस्ट करें, और गैस के दबाव को नियंत्रित रखें। नियमित अभ्यास और सही तकनीक का पालन करके इन दोषों से बचा जा सकता है।

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