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A uniform thin rod of length l is suspen...

A uniform thin rod of length l is suspended from one of its ends and is rotated at f rotations per second. The rotational kinetic energy of the rod will be

A

`2/3 pi^(2) f^(2) ml^(2)`

B

`4/3 f^(2) ml^(2)`

C

`4pi^(2) f^(2) ml^(2)`

D

zero

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The correct Answer is:
A
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