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A hollow sphere of mass 'm' and radius '...

A hollow sphere of mass 'm' and radius 'R' are placed on horizontal surface and a horizontal force 'F' starts acting at a distance 'x' from its top most as shown in the figure.The value of 'x' such that hollow sphere starts pure rolling without use of friction is

A

`(2R)/3`

B

`R/3`

C

`(2R)/5`

D

`(3R)/5`

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