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Welder
Welder Set-1
Gas Tungsten Arc welding
38

Gas Tungsten Arc welding MCQ with Answers

38) Which electrode is used in TIG welding process?

Zinc electrode

Carbon electrode

Tungsten

Magnesium electrode

Answer is:

Tungsten

Gas Tungsten Arc welding MCQ with Answers

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Related Gas Tungsten Arc welding MCQ with Answers

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

41) Which type of tungsten electrode is suitable for welding of SS by TIG process with DC?

Pure tungsten electrode

Cerium tungsten electrode

Thoriated tungsten electrode

Zirconium tungsten electrode

Answer is:

Thoriated tungsten electrode

42) What is the process of replacing the air in a pipe with argon gas that will not react with the root of the weld?

Pouring

Purging

Pre filling

Pool weld

Answer is:

Purging

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