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A ball is projected upwards from a heigh...

A ball is projected upwards from a height h above the surface of the earth with velocity v. The time at which the ball strikes the ground is

A

`v/g + (2hg)/(sqrt2)`

B

`v/g [1- sqrt(1 + (2h)/(g) )]`

C

`v/g [1+ sqrt(1+ (2gh)/(v^2)) ]`

D

`v/g [1- sqrt(v^2 + (2g)/(h) )]`

Text Solution

Verified by Experts

The correct Answer is:
C
`v/g [1+ sqrt(1+ (2gh)/(v^2)) ]`
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