JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A sphere is rolled on a rough horizontal surface. It gradually slows down and stops. The force of friction tries to

Answer: (A),(B)

Solution

For a sphere initially rolling with (translation outpacing rotation, the usual "rolling with initial pure-translation-like excess" setup used in this classic problem), kinetic friction acts backward on the contact point, decelerating the linear motion (A) while providing a torque that increases the

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Question ID VK-158827