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A body is projected upwards with a veloc...

A body is projected upwards with a velocity of `4 xx 11.2 "km s"^(-1)` from the surface of earth.What will be the velocity of the body when it escapes from the gravitational pull of earth ?

A

`11.2kms^(-1)`

B

`2xx11.2kms^(-1)`

C

`3xx11.2kms^(-1)`

D

`sqrt(15)xx11.2kms^(-1)`

Text Solution

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The correct Answer is:
D
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