According to planetary observations

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

Problem

According to planetary observations, the square of the orbital period

T

of a planet is proportional to which power of the radius

r

of its nearly circular orbit around the Sun? (a)

r^{2}

(b)

r

(c)

r^{3}

(d)

r^{4}