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A small satellite revolves around a plan...

A small satellite revolves around a planet in an orbit just above planet's surface. Taking the mean density of the planet `8000 kg m^(-3)` and `G = 6.67 xx 10^(-11) N //kg^(-2)`. find the time period of the satellite.

A

420s

B

4200s

C

1 hour

D

1 day

Text Solution

Verified by Experts

The correct Answer is:
B
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