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Engineering
Mechanical
ME Set-1
Machine Design
161

Machine Design MCQ with Answers

161) An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by

increasing the length of bar

decreasing the cross-sectional area of the bar

decreasing the modulus of elasticity of the bar

all of the above

Answer is:

all of the above

Machine Design MCQ with Answers

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Related Machine Design MCQ with Answers

162) The ratio of driving tensions in V-belt drives is __________ flat belt drives.

equal to

sin ? times more than

sin ? times less than

cosec ? times more than

Answer is:

cosec ? times more than

163) A shaft is designed on the basis of rigidity and stiffness.

Correct

Incorrect

Answer is:

Correct

164) Which of the following spring is used in mechanical wrist watch?

Helical compression spring

Spiral spring

Torsion spring

Bellevile spring

Answer is:

Torsion spring

165) In helical bevel gearing, the axes of shafts are __________ and the teeth are curved.

intersecting

non-intersecting and non-parallel

parallel

none of these

Answer is:

non-intersecting and non-parallel

Machine Design MCQ with Answers

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