A satellite is revolving round the earth with orbital speed 
. If it stops suddenly, the speed with which it will strike the surface of earth would be ( 
escape velocity of a particle on earth’s surface)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Let 
be the velocity with which the satellite strikes the surface of the earth.
According to law of conservation of total mechanical energy, we get
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