A player throws a ball vertically upward, the ball attain a height of 25 m and then returns back.The initial speed of the ball in m/s will be
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A player throws a ball vertically upward, the ball attain a height of 25 m and then returns back.The initial speed of the ball in m/s will be
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Answer:
answer in attachment
Explanation:
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Answer:
Let the initial velocity of the particle be u.
Then , maximum height =
2g
u
2
Now ,
2g
u
2
= 25
Taking g = 10ms
−2
u
2
=500
u=10
5
ms
−1
.