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Tractor Mechanic
Tractor Mechanic Set-1
Welding and Heat Treatment
16

Welding and Heat Treatment MCQ with Answers

16) Which type of thread is used in acetylene gas cylinder?

Single Start thread

Multi Start thread

Right hand thread

Left hand thread

Answer is:

Left hand thread

Welding and Heat Treatment MCQ with Answers

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Related Welding and Heat Treatment MCQ with Answers

17) Which one is the heat treatment process?

Casting

Machining

Welding

Annealing

Answer is:

Annealing

18) What is the purpose of hardening?

Increase ductility

Increase malleability

Increase strength

Increase britlenesss

Answer is:

Increase strength

19) What is the advantage of AC arc welding machine?

More initial cost

Freedom from arc blow

More maintenance cost

Un suitable for non ferrous metal

Answer is:

Freedom from arc blow

20) What is the advantage of using rectifier set in arc welding machine?

Suitable for all ferrous and non-ferrous

Initial cost is higher

Maintenance cost is more

Special safety precaution required

Answer is:

Suitable for all ferrous and non-ferrous

Welding and Heat Treatment MCQ with Answers

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