A geostationary satellite is orbiting the Earth at a height of 5R above that surface of the Earth, R being the radius of the Earth. The time period of another satellite in hours at a height of 2R from the surface of the Earth is:
5
10
From Kepur's law
r is distance from earth centre
[ for geostationary statellite r=bR]
or or
hrs
Option 1)
5
Option 2)
10
Option 3)
Option 4)