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A satellite is revolving around earth in...

A satellite is revolving around earth in a circular orbit at a height `(R )/(2)` from the surface of earth. Which of the following are correct statements about it (M = mass of earth, R = radius of earth, m = mass of satellite) ?

A

a.Its orbital velocity is `sqrt((2GM)/(3R))`

B

b.Its total energy is `-(GMm)/(3R)`

C

c.Its kinetic energy is `-(GMm)/(3R)`

D

d.Its potential energy is `(GMm)/(3R)`

Text Solution

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The correct Answer is:
A, B, C, D
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