Categories > Motion in A Straight Line > Motion under Gravity > A man in a balloon rising vertically with an acceleration of \[4.9\,m/{\sec ^2}\] releases a ball 2 sec after the balloon is let go from the ground. The greatest height above the ground reached by the ball is \[(g = 9.8\,m/{\sec ^2})\]

Motion in A Straight Line

Question: A man in a balloon rising vertically with an acceleration of \[4.9\,m/{\sec ^2}\] releases a ball 2 sec after the balloon is let go from the ground. The greatest height above the ground reached by the ball is \[(g = 9.8\,m/{\sec ^2})\]


1) 14.7 m
2) 19.6 m
3) 9.8 m
4) 24.5 m
Solution: Explanation: Explanation
Motion under Gravity

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