A trolley is pushed along a road with a force of 400 N through a distance of 60 m in 1 minute. Calculate the power developed.

A man pushes a roller with a force of 60N through a distance of 30 m. Calculate the work done if the handle of the roller is inclined at an angle of 60^@ with the ground .

A lawn roller is pulled along a horizontal surface through a distance of 20 m by a rope with a force of 200 N . If the rope makes an angle of 60^@ with the vertical while pulling, the amount of work done by pulling force is

Rajan exerts a force of 150 N in pulling a cart at a constant speed of 10 m s^(-1) .Calculate the power exerted.

Calculate the workdone by a body. By the force of 5 N makes to move through a distance of 12 m.

An electric motor exerts a force of 40 N on a cable and pulls it by a distance of 30 m in one minute. The power supplied by the motor (in Watts ) is

A man pulls a box on a horizontal floor through a distance of 20 m with a force of 30 N applied along a rope tied to the box and making and angle of 60° with the horizontal. Calculate the work done.

How much work is done by a force of 10 N in moving an object through a distance of 1 m in the direction of the force ?

A man pulls a lawn roller through a distance of 20 m with a force of 20 kg weight. If he applies the force at an angle of 60^(@) with the ground, calculate the power developed if he takes 1 min in doing so.