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A body is fired with a velocity of magni...

A body is fired with a velocity of magnitude `sqrt(gR) lt v lt sqrt(2gR)` at an angle of `30^(@)` with the radius vector of the earth. If at the highest point the speed of body is `v//4`, then the maximum height attained by the body is equal to (`R=`earth radius)

A

`v^(2)//8g`

B

`R `

C

`sqrt(2) R`

D

None of these

Text Solution

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The correct Answer is:
B
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