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A spaceship is launched into a circular ...

A spaceship is launched into a circular orbit of radius R close to the surface of the earth. The additional velocity to be imparted to the spaceship in the orbit to overcome the earth.s gravitational pull is
(g `to` acceleration due to gravity)

A

`1.414 Rg`

B

`1.414 sqrt(gR)`

C

`0.414 Rg`

D

`0.414 sqrt(gR)`

Text Solution

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The correct Answer is:
D
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