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Welder
Welder Set-1
Plasma Arc Cutting and Resistance Welding
12

Plasma Arc Cutting and Resistance Welding MCQ with Answers

12) Which gas is suitable for welding of stainless steel, nickel alloys by plasma arc welding?

Argon

Helium

Hydrogen

Neon

Answer is:

Hydrogen

Plasma Arc Cutting and Resistance Welding MCQ with Answers

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Related Plasma Arc Cutting and Resistance Welding MCQ with Answers

13) Which gas is suitable for welding of carbon steel and titanium by plasma arc welding process?

Helium

CO2

Argon

Neon

Answer is:

Argon

14) Which is the process to attain full penetration of weld in 10 mm stainless steel?

Laser beam

Micro plasma

Electron beam

Key hole plasma

Answer is:

Key hole plasma

15) What is the current range in micro plasma arc welding process?

0.05 to 25 Amps

0.05 to 20 Amps

0.05 to 15 Amps

0.05 to 10 Amps

Answer is:

0.05 to 15 Amps

16) What is the cause for nugget in spot welding process?

Sufficient current

Incorrect setting electrode

Insufficient electrode diameter

Insufficient heating of base metal

Answer is:

Sufficient current

Plasma Arc Cutting and Resistance Welding MCQ with Answers

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