A constant force of 2.50 N accelerates a stationary particle of mass 15 g through a displacement of 2.50 m. Find the work done and the average power delivered.

A box is pulled with a force of 25 N to produce a displacement of 15 m. If the angle between the force and displacement is 30^(@) . Find the work done by the force ?

A constant force of 200N displaces a body through 5 m in the direction of the force. Find the work done on the body.

A cord is used to lower vertically a block of mass M through a distance d at a constant acceleration g//4 . Find the work done by the cord on the block.

Force acting on a particle varies with displacement as shown is Fig. Find the work done by this force on the particle from x=-4 m to x = + 4m. .

Force acting on a particle varies with displacement as shown is Fig. Find the work done by this force on the particle from x=-4 m to x = + 4m. .