A satellite moves with constant speed in a circular orbit about the Earth

PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation

Problem

A satellite moves with constant speed

v

in a circular orbit about the Earth. An object of mass

m

is ejected from the satellite such that it just escapes Earth's gravitational pull. At the time of ejection, the kinetic energy of the object is (A)

\frac{1}{2}mv^2

(B)

mv^2

(C)

\frac{3}{2}mv^2

(D)

2mv^2