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A disc of radius R and mass M is under p...

A disc of radius `R` and mass `M` is under pure rolling under the action of a force `F` applied at the topmost point as shown in figure. There is sufficient friciton between the disc and the horizontal surface. The acceleration is given as

A

`a_(cm)=(F)/(M)`

B

`a_(cm)lt(F)/(M)`

C

`a_(cm)gt(F)/(M)`

D

None of these

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