A ball of 0.1kg strikes a wall at right angle with a speed of 6 m/s and rebounds along its original path at 4 m/s. The change in momentum in Newton- sec is-

A ball of 0.5 kg mass moving with a speed of 10 m//s rebounds after strinking normally a perfectly elastic wall . Find the change in momentum of the ball.

A ball of mass 0.1 kg strikes a wall normally with a speed of 30 m s ^( - 1 ) and rebounds with a speed of 20 ms ^( - 1 ) . The impulse of the force exerted by the wall on the ball is

When a ball of 0.5 kg mass moving with a speed of 20 ms^(-1) rebounds after striking normally a ferfectly elastic wall. Find the change in momentum.

A ball of mass 0.5kg moving with a speed of 10m//s rebounds after striking normally a perfectly elastic wall. Find the change in momentum of the ball . If contact time with the wall is 0.1s , what force is exerted by wall?

A ball of mass 0*2 kg moving with a speed of 30 m/s strikes a bat returns in opposite direction with speed of 90m/s . Magnitude of change in momentu,m of ball will be

A ball of mass 0*2 kg moving with a speed of 30 m/s strikes a bat returns in opposite direction with speed of 90m/s . Magnitude of change in momentu,m of ball will be

A body falling with a speed of 2m/s strikes the floor and rebounds with a speed of 1 m/s. The loss of kinetic energy is

An object of m kg with speed of m s^(-1) strikes a wall at an angle theta and rebounds at the same speed and same angle. Find the magnitude of change in the momentum of object.