The upper half of an incline of angle φ is smooth and the lower half is rough. A body starts from rest at the top and comes to rest exactly at the bottom. Find the coefficient of friction on the lower half.

Physics · Newtons law of motion and Friction · friction and single block problem

JEE Advanced

The upper half of an incline of angle φ is smooth and the lower half is rough. A body starts from rest at the top and comes to rest exactly at the bottom. Find the coefficient of friction on the lower half.

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