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A uniform disc of mass m and radius R is...

A uniform disc of mass m and radius R is pivoted at point P and is free rotate in vertical plane. The centre C of disc is initially in horizontal position with P as shown in figure. If it is released from this position, then its angular acceleration when the line PC is inclined to the horizontal at an angle `theta` is

A

`(2g cos theta)/(3R)`

B

`(g sin theta)/(2R)`

C

`(2g sin theta)/(R )`

D

`(2g sin theta)/(3R)`

Text Solution

Verified by Experts

The correct Answer is:
A
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