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The horizontal range is four times the m...

The horizontal range is four times the maximum height attained by a projectile. The angle of projection is

A

`90^(@)`

B

`60^(@)`

C

`45^(@)`

D

`30^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
`R = 4H`
`rArr (u^(2) sin 2theta)/g = 4. (u^(2) sin^(2) theta)/(2g)`
`rArr cot theta = 1 rArr theta = 45^(@)`
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