7 A tennis ball of mass 150 g is thrown towards a wall at a

Last updated: 6/25/2023

7 A tennis ball of mass 150 g is thrown towards a wall at a velocity of 10 m s It is hit back in the opposite direction with a velocity of 20 m s If the ball is in contact with the wall for a period of 0 01 sec then the magnitude of the force acting on the ball is A 500 N B 150 N C 450 N D 300 N