An artificial satellite is placed into a circular orbit around earth at such a height that it always remains about a definite place on the surface of earth. Its height from the surface of earth is
A) 6400 km
B) 4800 km
C) 32000km
D) 36000km
Correct Answer:
D
Solution :
: It is a geo-stationary satellite. Its height from the surface of earth = 36000 km.