The velocity 'v' of translation of a sphere at the bottom of an inclined plane of a height 'h' is? ('k' is radius of gyration)

The velocity 'v' of translation of a sphere at the bottom of an inclin

1.	The velocity 'v' of translation of a sphere at the bottom of an inclined plane of a height 'h' is? ('k' is radius of gyration)
A.	√[2gh/(1 + R2/k2)]
B.	√[2gh/(1 + k/R)]
C.	√[2gh/(1 + k2/R2)]
D.	√[2gh/(1 + R/k)]
Answer» D. √[2gh/(1 + R/k)]