+1 vote
in Machine Dynamics by (34.3k points)
What is the effect of a rotating mass of a shaft on a system?

(a) Bend the shaft

(b) Twist the shaft

(c) Extend the shaft

(d) Compress the shaft

I had been asked this question in final exam.

I'm obligated to ask this question of Balancing of Rotating Masses in division Balancing of Rotating Masses of Machine Dynamics

1 Answer

0 votes
by (38.6k points)
Correct answer is (a) Bend the shaft

Easy explanation: Whenever an object containing mass is attached to a rotating shaft, it exerts some centrifugal force. This centrifugal force’s effect is to bend the shaft and to produce vibrations in it.

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