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A ball of mass 50g is dropped from a height 20m.A boy on the ground hits the ball vertically upwards with a bat with an average force of 200N so that it attains a vertical height of 45m.The time for which the ball remains in contact with the bat is_____.Explain |
| Answer» A ball of mass 50g is dropped from a height 20m.A boy on the ground hits the ball vertically upwards with a bat with an average force of 200N so that it attains a vertical height of 45m.The time for which the ball remains in contact with the bat is_____.Explain | |