By how much the orbital velocity of Moon has to increase for it to cease to remain the earth’s satellite?
A. 2 times
B. 3 times
C. √2 times
D. √3 times
Answer
Correct Answer: C. √2 times
Detailed About MCQs
If the speed of a satellite orbiting close to the earth is made √2 times (or increased by 41%) then it will escape from the gravitational field. Moon is a natural satellite of the earth.