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An artificial satellite is moving in cir...

An artificial satellite is moving in circular orbit around the earth with speed equal to half the magnitude of escape velocity from the surface of earth. `R` is the radius of earth and g is acceleration due to gravity at the surface of earth `(R = 6400km)`
Then the distance of satelite from the surface of earth is .

A

3200 km

B

6400 km

C

12800 km

D

4800 km

Text Solution

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The correct Answer is:
B
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