A horizontal force of 5 N is required to maintain a velocity of 2 m / s for a block of 10 kg mass sliding over a rough surface. The work done by this force in one minute is

A horizontal force of 15 N is required to maintain a velocity of 3ms^(-1) in a body of mass 20 kg . How much work is done by this force in 1 mintue ?

A block of mass 2 kg initially at rest moves under the action of an applied horizontal force of 6 N on a rough horizontal surface. The coefficient of friction between block and surface is 0.1. The work done by the applied force in 10 s is (Take g = 10 ms^(-2) )

A block of mass 2 kg initially at rest moves under the action of an applied horizontal force of 6 N on a rough horizontal surface. The coefficient of friction between block and surface is 0.1. The work done by the applied force in 10 s is (Take g = 10 ms^(-2) )

A horizontal force of 20 N is applied to a block of 10 kg resting on a rough horizontal surface. How much additional force is required to just move the block, if the coefficient of static friction between the block and the surface is 0.4 ?

Find an expression for the work done in sliding a body over a rough horizontal surface.

A 10 kg block is initially at rest on a rough horizontal surface. A horizontal force of 60 N is required to set the block in motion . After it is in motion , a horizontal force of 50 N is required to keep the block moving with constant velocity . The ratio coefficient of static and kinetic friction is

A block of mass 2kg initially at rest moves under the action of an applied horizontal force of 6 N on a rough horizontal surface. The coefficient of friction between the block and surface is 0.1. the work done by friction in 10 s is

A small block of mass 1 kg is kept on a rough inclined wedge of inclination 45^@ fixed in an elevator. The elevator goes up with a uniform velocity v=2 m//s and the block does not slide on the wedge. Find the work done by the force of friction on the block in 1s . (g=10 m//s^(2))

A small block of mass m is kept on a rough inclined surface of inclination theta fixed in a car. The car moves with a uniform velocity v and the block does not slide on the wedge. The work done by the force of friction on the block in time t will be