Gas Metal Arc Welding MCQ with Answers

Gas Metal Arc Welding MCQ with Answers

76) Which heat treatment process is very similar to annealing but the job are allowed to cool in air?

Answer is:

Normalising

77) What type of test is used for vessels, tanks and pipe containing pressure?

Answer is:

Leak or pressure test

78) What is the NDT method, used to detect surface and subsurface defects on ferrous metals, using iron power?

Answer is:

Magnetic particle test

79) What Non-destructive test is done using coloured dye and fluorescent liquid to find minute cracks?

Answer is:

Liquid penetration test

80) Which welding process is done by chemical reaction between a metal oxide and metal?

Answer is:

Thermit welding

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