Categories > Laws of Motion > Second Law of Motion > 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 100 newton so that it attains a vertical height of 20 m. The time for which the ball remains in contact with the bat is $[g = 10\,m/{s^2}]$

Laws of Motion

Question: 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 100 newton so that it attains a vertical height of 20 m. The time for which the ball remains in contact with the bat is $[g = 10\,m/{s^2}]$


1) 0.12s
2) 0.08 s
3) 0.04 s
4) 12 s
Solution: Explanation: No Explanation
Second Law of Motion NLM

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