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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A hemispherical bowl of radius is kept on a horizontal table. A small sphere of radius () is placed at the highest point of the inside of the bowl and let go. The sphere rolls without slipping. Its velocity at the lowest point is

Answer: (D)

Solution

The sphere's centre falls a height (since ). Energy conservation:

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Question ID VK-158770