A ball of mass 400 gm is dropped from a height of 5m. A boy on the ground hits the ball vertically upwards with a bat with an average force of 100N so that it attains a vertical height of 20m. Find the time for which the ball remains in contact with the bat

A ball of mass 400 gm is dropped from a height of 5m. A boy on the gro

1.	A ball of mass 400 gm is dropped from a height of 5m. A boy on the ground hits the ball vertically upwards with a bat with an average force of 100N so that it attains a vertical height of 20m. Find the time for which the ball remains in contact with the bat
Answer» <html><body><p>0.12 s <br/>0.24 s <br/>0.36 s <br/>0.48 s</p>Answer :A</body></html>