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A stone is thrown from the top of a towe...

A stone is thrown from the top of a tower of height `50 m` with a velocity of `30 ms^(-1)` at an angle of `30^(@)` above the horizontal.Find the time during which the stone will be in air

A

`2 sec`

B

`3 sec`

C

`4 sec`

D

`5 sec`

Text Solution

Verified by Experts

The correct Answer is:
D
`h=1/2"gt"^(2)-u sin theta.t`
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