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Welder
Welder Set-1
Gas Metal Arc Welding
65

Gas Metal Arc Welding MCQ with Answers

65) How the filler wire is fed in the GMAW welding process?

Manually

No feeding

Automatically

Semi automatic

Answer is:

Automatically

Gas Metal Arc Welding MCQ with Answers

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Related Gas Metal Arc Welding MCQ with Answers

66) Which type of electrodes are used in MAG/CO₂ welding?

Flux coated electrodes

Bare wire electrode

Flux cored electrodes

Guided bend test Guided bend test Tungsten electrode

Answer is:

Bare wire electrode

67) What is the range of electrode for MAG / CO₂ welding?

0.8 to 1.6 mm

0.7 to 1.3 mm

0.6 to 0.9 mm

0.5 to 0.7 mm

Answer is:

0.8 to 1.6 mm

68) What type of operation is generally used in GMAW?

Automatic

Semi automatic

Fully automatic

Manual method

Answer is:

Semi automatic

69) Which heat treatment of steel increases hardness, but decreases strength and ductility?

Annealing

Hardening

Normalising

Case hardening

Answer is:

Hardening

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