A) The orbital velocity of a satellite increases with the radius of the orbit
B) Escape velocity of a particle from the surface of the earth depends on the speed with which it is fired
C) The time period of a satellite does not depend on the radius of the orbit
D) The orbital velocity is inversely proportional to the square root of the radius of the orbit
Correct Answer: D
Solution :
\[{{v}_{0}}=\sqrt{\frac{GM}{r}}\]
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