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Welder
Welder Set-1
Gas Tungsten Arc welding
36

Gas Tungsten Arc welding MCQ with Answers

36) What is the purpose of H.F. unit in TIG welding?

To produce the AC

To change AC to DC

To produce power supply

To initiate the arc without touching the electrode on the base metal

Answer is:

To initiate the arc without touching the electrode on the base metal

Gas Tungsten Arc welding MCQ with Answers

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Related Gas Tungsten Arc welding MCQ with Answers

37) Which type of cooling system is used in heavy duty welding operations?

Air cooled

Oil cooled

Gas cooled

Water cooled

Answer is:

Water cooled

38) Which electrode is used in TIG welding process?

Zinc electrode

Carbon electrode

Tungsten

Magnesium electrode

Answer is:

Tungsten

39) What is the device used to show the volume of the inert gas allowed to go to the welding torch in TIG welding?

Flow meter

CO2 regulator

Pressure meter

Argon regulator

Answer is:

Flow meter

40) Which gas is chemically inactive with any metals in hot or cold condition in TIG welding?

Argon

Oxygen

Nitrogen

Hydrogen

Answer is:

Argon

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