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A ball projected upwards from the foot o...

A ball projected upwards from the foot of a tower. The ball crosses the top of the tower twice after an interval of `6 s` and the ball reaches the ground after `12 s`. The height of the tower is `(g = 10 m//s^2)` :

A

`120m`

B

`135m `

C

`175m`

D

`80m`

Text Solution

Verified by Experts

The correct Answer is:
B
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