A block slides down an inclined plane that makes an angle `theta` with the horizontal. If the coefficient of kinetic friction is `mu`, find the acceleration of the block.

A block rests on an inclined plane that makes an angle  with the horizontal, if the coefficient of sliding friction is 0.50 and that of static friction is 0.75, the time required to slide the block 4 m along the inclined plane is -

A block of mass m slides down an inclined plane which makes an angle theta with the horizontal. The coefficient of friction between the block and the plane is mu . The force exerted by the block on the plane is

A block of mass m slides down an inclined plane which makes an angle theta with the horizontal. The coefficient of friction between the block and the plane is mu . The force exerted by the block on the plane is

A block slides down a rough inclined plane of inclination 45^(@) . If the coefficent of kinetic friction is 0.5 , find the acceleration of the sliding block . (g=10ms^(-2)) .

A block of mass m slides down the plane inclined at an angle 60^@ with an acceleration g/2. Find the co-efficient of kinetic friction.