Kinetic energy when a body is rolling:
Consider a body of mass 'm' rolling on a surface along the axis 'I'with velocity 'v' and has an angular velocity 'Ѡ'
Total Energy= Kinetic energy + Kinetic Rolling energy
=> 1/2 mv² + 1/2 IѠ²
=> 1/2 mv² + 1/2 I (V/r)²
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