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A solid sphere is in rolling motion. In ...

A solid sphere is in rolling motion. In rolling motion a body possesses translational kinetic energy `(K_(t))` as well as rotational kinetic energy `(K_(r ))` simultaneously. The ration `K_(t) : (K_(t) + K_(r))` for the sphere is

A

`10 : 7`

B

`5 : 7`

C

`7 : 10`

D

`2 : 5`

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