A body starts rolling down an inclined plane , the top half is rough . Find the ratio of the force of friction and weight of the body if the body is brought to rest just when it reaches the bottom , the angle of the plane being `30^(@)` .

A body starts sliding down an inclined plane of inclination 30°, the top (1/4)^(th) of inclined plane is smooth and lower (3/4)^(th) is rough. The ratio of force of friction and weight of body, if the body is brought to rest, just when it reaches the bottom is

A body starts sliding down an inclined plane of inclination 30^(@) ,the top ((1)/(4))^( th ) of inclined plane is smooth and lower ((3)/(4))^(th) is rough.The ratio of force of friction and weight of body,if the body is brought to rest,just when it reaches the bottom is

A body slides down an inclined plane having friction. Indicate the directions of the frictional force and the reaction of the plane on the body.

When a body starts to roll on an inclined plane, its potential energy is converted into

A body is sliding down an inclined plane forming an angle 30^(@) with the horizantal. If the coefficient of friction is 0.3 then acceleration of the body is

A body starts rolling down an inclined plane of length L and height h. This body reaches the bottom of the plane in time t. The relation between L and t is?

A body weighing 20 kg just slides down a rough inclined plane that rises 5 in 12. The coefficient of friction is

A body is rolling down an inclined plane. If kinetic energy of rotation is 40 % of kinetic energy in translatory start then the body is a.