Question

(v) What is the relative speed of a GSAT for an observer on the surface of earth?
a) 1 b) 0 c) 2 d) 4​

Answer 1

A geostationary orbit can be achieved only at an altitude very close to 35,786 kilometres (22,236 miles) and directly above the equator. This equates to an orbital speed of 3.07 kilometres per second (1.91 miles per second) and an orbital period of 1,436 minutes, one sidereal day.

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