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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

`ge sqrt(2gh)`

C

2gh

D

`(10//7)gh`

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The correct Answer is:
A
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