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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A uniform hollow cylinder of mass and radius is wound around with a massless string attached to a mass . If the string does not slip on the cylinder, then with what acceleration (in ) will the mass fall on release? (Take )

Answer: 490

Solution

For the falling mass: . For the (fixed-axis) hollow cylinder acting as pulley, :

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Question ID VK-159227