[Lambda" ball of mass "m" strikes a rigid wall with speed "u],[" and rebounds with the same speed.The impulse "],[" imparted to the ball by the wall is "]

A ball of mass m strikes a rigid walJ with speed u and rebounds with the same speed. The impulse imparted to the ball by the wall is

A ball of mass m strikes a rigid walJ with speed u and rebounds with the same speed. The impulse imparted to the ball by the wall is

A ball of mass m strikes a rigid walJ with speed u and rebounds with the same speed. The impulse imparted to the ball by the wall is

A ball of mass m strikes a rigid walJ with speed u and rebounds with the same speed. The impulse imparted to the ball by the wall is

A ball of mass 'm' moves normal to a wall with a velocity 'u' and rebounde with the same speed. The change in momentum of the ball during the rebounding is

Two billiard ball A and B each of mass 50g and moving in opposite direction with speed of 5ms^(-1) each, collide and rebound with the same speed. The impulse imparted to each ball is

Two billiard ball A and B each of mass 50g and moving in opposite direction with speed of 5ms^(-1) each, collide and rebound with the same speed. The impulse imparted to each ball is