GAS METAL ARC WELDING - Practice Mode

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

Hardening Tempering Normalising Case hardening

Correct Answer: Normalising

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

Visual inspection Leak or pressure test Stethoscopic test Magnetic particles test

Correct Answer: Leak or pressure test

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

X-ray test Gamma ray test Magnetic particle test Stethoscopic test

Correct Answer: Magnetic particle test

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

Radiographic test Magnetic test Ultrasonic test Liquid penetration test

Correct Answer: Liquid penetration test

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

Electro slag welding Election beam welding Thermit welding TIG welding

Correct Answer: Thermit welding

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