Q. Which of the following is an essential condition for geostationary satellites of earth? Answer:
All of the above
Notes: Essential condition for geostationary satellites of earth:
Its sense of rotation should be the same as that of earth i.e. it should rotate from west to east.
It should be at a height of nearly 36000 km above the equator.
Its period of revolution should be 24 hours.
it should revolve in an orbit concentric and coplanar with the equatorial plane.