A body of mass 10 kg is pulled with a time varying horizontal force `F=2t^(2)` N on a rough surface having friction coefficient `mu=0.2`. Find the speed of block after 6 seconds.

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 is given velocity 10 m//s on a rough horizontal surface of friction coefficent mu = 0.2 . Find the magnitude and the direction of friction force acting on it. After how much time and at what distance it will stop ?

A block of mass 5kg is placed on a rough horizontal plane.A time dependent horizontal force F=(t^(2)+2t) N acts on the block. The friction force between the block and the plane at t=3s is ( mu=0.4 )

A block of mass m is pulled by a force of constant power P placed on a rough horizontal plane. The friction coefficient between the block and the surface is mu . Then

A block of mass 10kg is placed on a rough horizontal surface having coefficient of friction mu=0.5 . If a horizontal force of 100N is acting on it, then acceleration of the will be.

A block of mass 4kg is placed on a rough horizontal plane A time dependent horizontal force F =kt acts on the block (k =2N//s) . Find the frictional force between the block and the plane at t =2 seconds and t =5 seconds (mu =0.2) .

A block of mass m is pulled by a constant powert P placed on a rough horizontal plane. The friction coefficient the block and surface is mu . The maximum velocity of the block is.

A block of mass 1 kg is held at rest against a rough vertical surface by pushing by a force F horizontally. The coefficient of friction is 0.5. When

A block of mass m is pulled slowly by a minimum constant force on a rough ( mu ) horizontal surface through a distance x. Find work done by force F.