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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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