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An astronaut orbiting in a spaceship rou...

An astronaut orbiting in a spaceship round the earth has a centripetal acceleration of `2.45 m//s^(2)`. The height of spaceship from earth's surface is (`R`=radius of earth)

A

`3R`

B

`2R`

C

`R`

D

`R//2`

Text Solution

Verified by Experts

The correct Answer is:
C
`g^(1)=(gR^(2))/((R+h)^(2))`
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