A 5,000 Kg Satellite Is Orbiting the Earth in a Circular

Multiple Choice

A 5,000 kg satellite is orbiting the Earth in a circular path. The height of the satellite above the surface of the Earth is $800 \mathrm{~km}$ . The speed of the satellite is $\left(\mathrm{M}_{\mathrm{E}}=5.98 \times 10^{24} \mathrm{~kg}, \mathrm{R}_{\mathrm{E}}=6.37 \times 10^{6} \mathrm{~m}, \mathrm{G}=6.67 \times 10^{-11}\right.$ $\left.\mathrm{N} \cdot \mathrm{m}^{2} / \mathrm{kg}^{2}\right)$

A) $5,950 \mathrm{~m} / \mathrm{s}$
B) $7,460 \mathrm{~m} / \mathrm{s}$ .
C) $6,430 \mathrm{~m} / \mathrm{s}$ .
D) $5,350 \mathrm{~m} / \mathrm{s}$ .
E) $6,830 \mathrm{~m} / \mathrm{s}$ .