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NEET 2018, Physics Q44: Rolling Motion

NEET2018Paper 2018Physics
Q.

A solid sphere is in rolling motion. In rolling motion a body possesses translational kinetic energy (Kt ) as well as rotational kinetic energy (Kr ) simultaneously. The ratio Kt : (Kt + Kr ) for the sphere is

  1. A

    7 : 10

  2. B

    10 : 7

  3. C

    5 : 7 

  4. D

    2 : 5

Solution

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