- #1

maff is tuff

- 65

- 1

## Homework Statement

A satellite traveling in circular obit about the equator of the Earth in the opposite direction of the rotation of the earth. It passes over a position of the Earth every 12 hours. What is the velocity and altitude of the satellite?

## Homework Equations

G (universal gravitational constant) = [tex]6.6742 \times 10^{-11} \frac{Nm^2}{kg}[/tex]

[tex]M_E[/tex] (mass of the earth) = [tex]5.97 \times 10^{24} kg[/tex]

[tex]R_E[/tex] (radius of the earth) = [tex]6.38 \times 10^6 m[/tex]

## The Attempt at a Solution

My attempt is attached below. Can you check this to make sure I am doing it right? No need to whip out the calculator and check my calculations, rather just check to see if my steps are right. If anything looks wrong please tell me. Thanks a lot.