1.

The escape velocity of a body on the earth's surface is v_e. A body is thrownup 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

Answer»

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

ANSWER :B


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