Motion in A Straight Line

Question: A balloon is rising vertically up with a velocity of 29 ms–1. A stone is dropped from it and it reaches the ground in 10 seconds. The height of the balloon when the stone was dropped from it is (g = 9.8 ms–2)



1) 100 m
2) 200 m
3) 400 m
4) 150 m
Solution: Explanation: Explanation
Motion under Gravity

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