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A body is projected with a certain speed...

A body is projected with a certain speed at angles of projection of `theta` and `90-theta`.The maximum heights attained in the two cases are `20 m` and `10 m` respectively.The maximum possible range is

A

`60 m`

B

`30 m`

C

`20 m`

D

`80 m`

Text Solution

Verified by Experts

The correct Answer is:
A
`u^(2)/(2g)=H_(1)+H_(2),R_(max)=u^(2)/g`
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