Under a constant torque, the angular mom...

Under a constant torque, the angular momentum of a body changes from 2x to 5x in 8 sec. The torque acting on the body is

A

`(x)/(4)`

B

`(3x)/(4)`

C

`(3x)/(8)`

D

`(3x)/(16)`

Verified by Experts

The correct Answer is:

C

`tau=(dL)/(dt)=(5x-2x)/(8)=(3x)/(8)`

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