A ball with diameter 10. cm rolls without slipping on a horizontal table top. The moment of inertia of the ball is 2.2 × 10^-3 kg- m² and its translational speed is 0.45 m/s.
(a) What is its angular speed about its center of mass?
(b) What is its rotational kinetic energy?
(c) What is its angular momentum?

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The Answer of A ball with diameter 10. cm rolls without slipping on a horizontal table top. The moment of inertia of the ball is 2.2 × 10^-3 kg- m² and its translational speed is 0.45 m/s. (a) What is its angular speed about its center of mass? (b) What is its rotational kinetic energy? (c) What is its angular momentum?

A Ball with Diameter 10