1.

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 >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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