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

A stone is thrown from the top of a tower at an angle of ` 30^(@)` above the horizontal level with a velocity of 40 m/s. it strikes the ground after 5 second from the time of projection then the height of the tower is

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Verified by Experts

The correct Answer is:
`4`

`-H = 16 sin 30^(@) xx 4 - (1)/(4) (10)4^(2)`
`rArr H = 48` meter.
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