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The escape velocity of a body on the ear...

The escape velocity of a body on the earth.s surface is `v_(e )`. A body is thrown up with a speed of `kv_(e)` where `k gt 1` . Assuming that the sun and planets do not influence the motion of the body, then the velocity of the body at the infinite distance in

A

`(v_(e))/(sqrt(k^(2)-1))`

B

`(v_(e))/(sqrt(k^(2)-1))`

C

`v_(e )(k^(2)-1)`

D

`(v_(e ))/(k-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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