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A geostationary satellite orbits around ...

A geostationary satellite orbits around the earth in a circular orbit of radius 36,000 km. then the time period of a spy satellite orbiting a few hundred km (600 km) above the earth's surface (R=6400 km) will approximately be

A

`1/2 h`

B

`1h`

C

`2h`

D

`4h`

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The correct Answer is:
C
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