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A ball is throw vertically upward. It ha...

A ball is throw vertically upward. It has a speed of `10 m//s` when it has reached on half of its maximum height. How high does the ball rise ? (Taking `g = 10 m//s^2`).

A

15 m

B

10 m

C

20 m

D

5 m

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The correct Answer is:
B
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