A ball is projected vertically upwards with a velocity of `25ms^(-1)` from the bottom of a tower. A boy who is standing at the t

A ball is projected vertically upwards with a velocity of `25ms^(-1)` from the bottom of a tower. A boy who is standing at the top of a tower is unable to catch the ball when it passes him in the upward direction. But the ball again reaches him after 3 sec when it is falling. Now the boy catches it then the height of the tower is `(g=10ms^(-2))`
A. 5m
B. 10 m
C. 15 m
D. 20 m

A ball is projected vertically upwards with a velocity of `25ms^(-1)` from the bottom of a tower. A boy who is standing at the top of a tower is unabl

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