A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is___________________? | MCQ Hive

Civil Engineering MCQs

Q A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is___________________?

A A. N rpm
B B. N/2 rpm
C C. N/4 rpm
D D. 2n rpm

Previous Rate of change of angular momentum is equal to_________…

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