The radius of a spherical planet having uniformly distributed mass is R

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

The radius of a spherical planet having uniformly distributed mass is R. A satellite revolves around it in a circle of radius 'r' with angular speed

\omega

. The acceleration due to gravity on planet's surface will be (A)

\frac{r^3\omega}{R}

(B)

\frac{r^2\omega^3}{R}

(C)

\frac{r^3\omega^2}{R^2}

(D)

\frac{r^2\omega^2}{R}