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NEET 2003 Physics question

PhysicsSystems of Particles and Rotational MotionNEET 2003

A solid cylinder of mass and radius rolls without slipping down an inclined plane of length and height . What is the speed of its centre of mass when the cylinder reaches its bottom -

Answer: (3)

Solution

For rolling without slipping, energy is conserved: with . For a solid cylinder , so \frac{1}{2}$

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Question ID VK-089139