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A circular disc rotates about an axis pa...

A circular disc rotates about an axis passing through its centre with a certain angular velocity. Suddenly a small piece of the disc is broken from the edge and falls down. Then

A

Its M.I will increase and angular velocity will decrease

B

Its M.I will decrease and the angular velocity will increase

C

Both the M.I. and the angular velocity will increase

D

Both the M.I and the angular velocity will decrease

Text Solution

Verified by Experts

The correct Answer is:
B
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