rotational-motion

Related Questions

• A solid sphere, a solid cylinder, a disc and a ring are rolling down an inclined plane. Which of these bodies will reach the bottom simultaneously

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• A solid sphere is moving on a horizontal plane. Ratio of its transitional Kinetic energy and rotational energy is

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• A uniform heavy disc is rotating at constant angular velocity $\omega$ about a vertical axis through its centre and perpendicular to the plane of the disc. Let L be its angular momentum. A lump of plasticine is dropped vertically on the disc and sticks to it. Which will be constant

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• Two rigid bodies A and B rotate with rotational kinetic energies $E_A$ and $E_B$ respectively. The moments of inertia of A and B about the axis of rotation are $I_A$ and $I_B$ respectively. If $I_A = I_B /4$ and $E_A = 100 E_B$ the ratio of angular momentum ($L_A$) of A to the angular momentum ($L_B$) of B is

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• A body starts rolling down an inclined plane of length L and height h. This body reaches the bottom of the plane in time t. The relation between L and t is

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