A satellite orbits a planet in a circular path of radius and completes one orbit every

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

Problem

A satellite orbits a planet in a circular path of radius

7.0\times10^{6}\,\text{m}

and completes one orbit every

6.0\,\text{h}

. What is the satellite’s orbital speed? (a)

4.1\times10^{3}\,\text{m/s}

(b)

2.0\times10^{3}\,\text{m/s}

(c)

8.3\times10^{3}\,\text{m/s}

(d)

6.5\times10^{2}\,\text{m/s}