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 isA. `(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))]`

A ball is projected upwards from a height h above the surface of the e

1.	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 isA. `(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))]`
Answer» Correct Answer - C

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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 isA. `(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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