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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A thick walled hollow sphere has outer radius R. It down an inclined plane without slipping and its -speed the bottom is v. If the inclined plane is frictionless and the sphere slides down without rolling, its speed at the bottom 5v/4. What is the radius of gyration of the sphere?

A thick walled hollow sphere has outer radius R. It down an inclined plane without slipping and its -speed the bottom is v. If the inclined plane is frictionless and the sphere slides down without rolling, its speed at the bottom 5v/4. What is the radius of gyration of the sphere?

A child with mass m is standing at the edge of a merry go round having moment of inertia I A sphere is released on a smooth inclined plane from the top. When it moves down its angular momentum is