A geo-stationary satellite orbits around the earth in a circular orbit which is at a height of 36000km from the surface of earth. Then the period of spy satellite orbiting a few hundred km above the earth.s surface (R_"(earth")= 6400km) will approximately be

A geo-stationary satellite orbits around the earth in a circular orbit

1.	A geo-stationary satellite orbits around the earth in a circular orbit which is at a height of 36000km from the surface of earth. Then the period of spy satellite orbiting a few hundred km above the earth.s surface (R_"(earth")= 6400km) will approximately be
Answer» `1/2` HR `1(1/2)`hr 2 hr 4 hr Answer :B