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Welder
Welder Set-1
Gas Tungsten Arc welding
31

Gas Tungsten Arc welding MCQ with Answers

31) How heat effected zone is covered and protected from atmospheric contaminations in GTAW?

Argon gas

Oxygen gas

Fuel gas

Active gas

Answer is:

Argon gas

Gas Tungsten Arc welding MCQ with Answers

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Related Gas Tungsten Arc welding MCQ with Answers

32) What is the use of a little hydrogen added to argon for welding of stainless steel in GTAW process?

Improcess heat

Improves heat transfer

Improves good welding

Improves metal property

Answer is:

Improves heat transfer

33) How molten metal is shielded from the atmospheric contamination as a blanket in GTAW?

By using inert gas

By using fuel gas

By using supportable gas

By using fuel and supportable gas

Answer is:

By using inert gas

34) How is the inert gas directed to flow over weld pool, in TIG welding?

Through copper nozzle

Through brass nozzle

Through ceramic nozzle

Through metal nozzle

Answer is:

Through ceramic nozzle

35) What is the name of the part of TIG torch for holding tungsten electrode?

Collet

Adaptor

Ceramic nozzle

Electrode cap

Answer is:

Collet

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