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Mechanic Motor Vehicle
Mechanic Motor Vehicle Set-1
Engine Components
36

Engine Components MCQ with Answers

36) What is the cause of excessive loading?

Fatigue failure

Bearing spread

Bearing crush

Bearing struck

Answer is:

Fatigue failure

Engine Components MCQ with Answers

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Related Engine Components MCQ with Answers

37) What is the cause for uneven wear of bearings?

Bend twist

Excessive lubrication

No lubrication

Over heat

Answer is:

Bend twist

38) What is ovality of a crank shaft?

Difference in dia measured from top to bottom of a crank shaft outer dia

Difference in dia measured thrust to non thrust across dia

Difference in dia measured only at top

Difference in dia measured only at bottom

Answer is:

Difference in dia measured thrust to non thrust across dia

39) What is the type of hardening done on crank shaft?

Induction hardening

Case hardening

Surface hardening

Curve hardening

Answer is:

Induction hardening

40) What is ovality of a bore?

Difference in dia measured top to bottom

Difference in dia thrust to non thrust side of cylinder

Difference in dia measured only at top

Difference in dia measured only at bottom

Answer is:

Difference in dia thrust to non thrust side of cylinder

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