A satellite is revolving in a circular equatorial orbit of radius R = 2 × 104 km from east to west. Calculate the interval after which it will appear at the same equatorial town. Given that the radius of the earth = 6400 km and g (acceleration due to gravity) = 10 m s–2.
(a) 5 h 30 min
(b) 5 h 48 min
(c) 5 h 37 min
(d) 4 h 30 min
