Question

Select One Option Correct from the following : A geostationary satellite orbits around the earth in a circular orbit of radius 36000 km. Then, the time period of a spy satellite orbiting a few hundred kilometers above the earth surface ($R_{e} = 6400 km$) will approximately be
(A)$\frac{1}{2} h$
(B)1 h
(C)2 h
(D)4 h

Answer 1

d option is correct I think

Answer 2

Select One Option Correct from the following : A geostationary satellite orbits around the earth in a circular orbit of radius 36000 km. Then, the time period of a spy satellite orbiting a few hundred kilometers above the earth surface ($R_{e} = 6400 km$) will approximately be

(A)$\frac{1}{2} h$

(B)1 h

(C)2 h

✴️ (D)4 h