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A body is projected at such an angle tha...

A body is projected at such an angle that the horizontal range is three times the greatest height. The angle of projection is

A

`25^(@)`

B

`33^(@)`

C

`42^(@)`

D

`53^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
`R=3H rArr n=3`
`tan theta=(4H)/(R)=(4)/(3)rArrtheta53^(@)`
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ALLEN -MOTION IN A PALNE-EXERCISE-1
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