If earth is assumed as the sphere of radius 6400 km. the ratio of centripetal force on a body at equator and the true weight of the body is

Q: If earth is assumed as the sphere of radius 6400 km. the ratio of centripetal force on a body at equator and the true weight of the body is

(a) 1

(b) 1/303

(c) 1/5

(d) 1/10

Ans: (b)