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Welder
Welder Set-1
Gas Tungsten Arc welding
42

Gas Tungsten Arc welding MCQ with Answers

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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Related Gas Tungsten Arc welding MCQ with Answers

43) Which electrode is used to produce arc in GTAW process?

M.S electrode

Cast iron electrode

Tungsten electrode

Stainless steel electrode

Answer is:

Tungsten electrode

44) Which will not be present on the weld bead due to use of shielding gas in TIG welding process?

Slag

Over lap

Under cut

Penetration

Answer is:

Slag

45) Which process can easily weld thin metal?

MIG welding

Tungsten arc welding

Submerged arc welding

Manual metal arc welding

Answer is:

Tungsten arc welding

46) Why argon gas is used in welding of stainless steel welding in TIG welding process?

Inert gas protects the weld

It helps in melting the electrode

It prevents porosity

It is cheap

Answer is:

Inert gas protects the weld

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