Two moons, P and Q

PHYSICS · Subjective · CBSE · Physics · Gravitation · Gravitation

Problem

Two moons, P and Q, orbit Jupiter in nearly circular paths. Moon P has an orbital radius of

4.2\times10^{8}\,\text{m}

and completes one revolution in

1.79\,\text{days}

. Moon Q completes an orbit in

3.57\,\text{days}

. Determine the orbital radius of moon Q.