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A rigid body rotates about a fixed axis ...

A rigid body rotates about a fixed axis with variable angular velocity equal to (a - bt) at time t where a and b are constants. The angle through which it rotates before it comes to rest is

A

`(alpha^(2))/(2beta)`

B

`(alpha^(2)-beta^(2))/(2alpha)`

C

`(alpha^(2)-beta^(2))/(2beta)`

D

`(alpha(alpha-beta))/2`

Text Solution

Verified by Experts

The correct Answer is:
A
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