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From the top of a tower 20m high, a ball...

From the top of a tower 20m high, a ball is thrown horizontally. If the line joining the point of projection to the point where it hits the ground makes an angle of `45^(@)` with the horizontal, then the initial velocity of the ball is:

A

5m/s

B

10 m/s

C

15 m/s

D

20 m/s

Text Solution

Verified by Experts

The correct Answer is:
B
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