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A disc has mass M and radius R. How much...

A disc has mass M and radius R. How much tangential force should be applied to the rim of the disk so as to rotate the disc with angular velocity `omega` in the time?

A

`(MR omega)/(4t)`

B

`(MR omega)/(2t)`

C

`(MR omega)/(t)`

D

`MR omega t`

Text Solution

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The correct Answer is:
B
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