The upper portion of an inclined plane of inclination a is smooth and the lower portion is rough. A partical slide down from rest the top and just comes to rest at the foot . If the ratio of smooth length to rough length is `m:n`, find the coefficient of friction .

The upper portion of an inclined plane of inclination alpha is smooth and the lower portion is rough. A particle slide down from rest from the top and just comes to rest at the foot. If the ratio of the smooth length to rough length is m:n, the coefficient of friction is

The upper portion of an inclined plane of inclination alpha is smooth and the lower portion is rough. A particle slides down from rest from the top and just comesto rest at the foot.If the ratio ofthe smooth length to rough length is w : find the coefficient of friction.

The upper portion of an incline plane of inclination alpha is smooth and the lower portion is rough. A particle slides down from rest from the top and just comes to rest at the fool. If the ratio of the smooth length to rough length is 2 : 1 and coefficient of frection is n tan alpha , then write the value of n.

The upper half of an inclined plane with an angle of inclination theta, is smooth while the lower half is rough. A body starting from rest at the top of the inclined plane comes to rest at the bottom of the inclined plane. Then the coefficient of friction for the lower half is

The upper half of an inclined plane with an angle of inclination 4, is smooth while the lower half is rough. A body starting from rest at the top of the inclined plane comes to rest at the bottom of the inclined plane. Then the coefficient of friction for the lower half is

The upper half of an inclined plane of inclination 45^(@) is perfectly smooth while the lower half is rough. A block starting from rest at the top comes back to rest at the bottom. The coefficient of friction for the lower half is

The upper half of an inclined plane with inclination theta is perfectly smooth, while the lower half is rough. A bdy starting from rest at the top will again come to rest at the bottom, find the coefficient of friction for the lower half.

The upper half of an inclined plane with inclination is perfectly smooth while the lower half is rough. A body starting from rest at the top will again come to rest at the bottom if the coefficient of friction for the lower half is given by :

The upper half of an inclined plane with inclination phi is perfectly smooth while the lower half is rough. A body starting from rest at the top will again come to rest at the bottom if the coefficient of friction for the lower half is given by

The upper half of an inclined plane with inclination phi is perfectly smooth while the lower half is rough. A body starting from rest at the top will again come to rest at the bottom if the coefficient of friction for the lower half is given by