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Welder
Welder Set-1
Gas Tungsten Arc welding
45

Gas Tungsten Arc welding MCQ with Answers

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

Gas Tungsten Arc welding MCQ with Answers

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Related Gas Tungsten Arc welding MCQ with Answers

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

47) Which welding machine is to be used for welding of aluminium by TIG welding process?

AC welding machine

DC welding machine

AC DC transformer

DC transformer

Answer is:

AC welding machine

48) What is the defect caused by high current in TIG welding?

Crack

Porosity

Under cut

Lack of penetration

Answer is:

Under cut

49) What is the defect while TIG welding if the current is too low?

Crack

Porosity

Under cut

Lack of fusion

Answer is:

Lack of fusion

Gas Tungsten Arc welding MCQ with Answers

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