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ITI
Fitter
Fitter Set-2
Assembly
46

Assembly MCQ with Answers

46) What is the purpose of hardening?

Refine the structure

Increase toughness

Increase cutting ability

Relieve stress and strain

Answer is:

Increase cutting ability

Assembly MCQ with Answers

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Related Assembly MCQ with Answers

47) Which method of heat treatment to improve machinability and ductility in the job?

Annealing

Hardening

Tempering

Normalizing

Answer is:

Annealing

48) What is the disadvantage of flame hardening in the heat treatment process?

More distortion

Long hardening time

Small depth of hardening

Not suitable for small workpieces

Answer is:

Not suitable for small workpieces

49) What is the name of method in metallic coating done by rolling or drawing the layers of metal on the base metal?

Spraying

Cladding

Enameling

Molten metal bath

Answer is:

Cladding

50) Which type of key used if the hub of pulley has to axially slide on the shaft to some distance?

Feather key

Flat saddle key

Circular taper key

Hallow saddle key

Answer is:

Feather key

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