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Fitter
Fitter Set-1
Welding
17

Welding MCQ with Answers

17) If L (mm) is the length of the inner cone of the flame, the tip-to-metal distance should be

L mm

L + 2 mm

L + 4 mm

L + 6 mm

Answer is:

L + 2 mm

Welding MCQ with Answers

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Related Welding MCQ with Answers

18) The correct flame for preheating before cutting is

oxidizing flame

neutral flame

carburizing flame

slightly carburizing flame

Answer is:

neutral flame

19) While gas cutting the nozzle should

almost touch the work

be 10 mm away from the work

be 2 mm away from the work

be 5 mm away from the work

Answer is:

be 5 mm away from the work

20) If the blowpipe is moved to and fro frequently while cutting the kerf will

be more

of correct size

be less

not be affected

Answer is:

be more

21) In gas cutting, if too little cutting oxygen is supplied

the metal will be cooled down

the kerf will be narrow

the kerf will be wide

cutting the metal will be failed completely

Answer is:

cutting the metal will be failed completely

Welding MCQ with Answers

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