Questions
A cylinder rolls up an inclined plane, reaches some height, and then rolls down (without slipping throughout these motions). The directions of the frictional force acting on the cylinder are
detailed solution
Correct option is B
When it rolls up it push the ground downward , friction is upward whereas while rolling down applied force is downward, friction is a upward.Similar Questions
A ring is kept on a rough inclined surface. But the coefficient of friction is less than the minimum value required for pure rolling. At any instant of time, let KT and KR be the translational and rotational kinetic energies of the ring respectively, then
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