wa A ball moving with a velocity v hits a massive moving

Last updated: 6/7/2023

wa A ball moving with a velocity v hits a massive moving towards the ball with a velocity u An elastic impact lasts for time At Consider the following statements a The average elastic force acting on the ball is m u v At b The average elastic force acting on the ball is 2m u v At c The kinetic energy of the ball increases by 2mu u v d The kinetic energy of the ball remains the same after the collision Correct statements are 1 a d 2 b c 3 a c 4 b d