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A solid sphere is rolling on a frictionl...

A solid sphere is rolling on a frictionless surface, shown in figure with a translational velocity `v m//s`. If it is to climb the inclined surface then `v` should be :

A

`ge sqrt(10/7 gh)`

B

`gt sqrt(2 gh)`

C

`2 gh`

D

`10/7 gh`

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