[" 4.A player kicks a ball of mass "],[250g" placed at the centre of a "],[" field,the ball leaves his foot "],[" with a speed of "8m/s" .The work "],[" done by the player on the ball "],[" is "]

A player kicks a ball of mass 250g at the centre of a field. The ball haves his foot with a speed of 10m//s Find the work done by the player on the ball.

A tennis ball has a mass of 56.7 gm and is served by a player with speed of 180 kmph . The work done in serving the ball is nearly

A ball of mass m moves with speed v and stricks a wall having infinite mass and it returns with same speed then the work done by the ball on the wall is

A ball of mass m moves with speed v and stricks a wall having infinite mass and it returns with same speed then the work done by the ball on the wall is

A golf player hits a golf ball of mass 100 g and imparts it a speed of 50 m/s. If golf stick remains in contact with the ball for 0.01 s, then the average force exerted by the golf stick on the ball.

A golf player hits a golf ball of mass 100 g and imparts it a speed of 50 m/s. If golf stick remains in contact with the ball for 0.01 s, then the average force exerted by the golf stick on the ball.

A player caught a cricket ball of mass 150g moving at a rate of 20 m/s. If the catching process is completed in 0.1s, the force of the blow exerted by the ball on the hand of the player is equal to :