1.

The escape velocity for a planet is v_(e). A particle is projected from its surface with a speed v. For this particle to move as a satellite around the planet,

Answer»

`(v_(E))/(2) lt v lt v_(e)`
`(v_(e))/(sqrt(2)) lt v lt v_(e)`
`v_(e) lt v lt sqrt()2v_(e)`
`(v)/(sqrt()2) lt v lt (v_(e))/(2)`

ANSWER :B


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