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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)/sqrt(2)`

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))]`

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