# Two satellites are in circular orbits around the earth. The orbit for satellite A is at a height of 539 km above the earth's surface, while that for satellite B is at a height of 876 km. How do you find the orbital speed for satellite A and satellite B?

##### 1 Answer

#### Answer:

#### Explanation:

To do this problem, you need the Earth's radius

For the satellite to be in a stable orbit at a height, h, its centripetal acceleration

For satellite A:

For satellite B: