Saturday

December 20, 2014

December 20, 2014

Posted by **Leanna** on Sunday, March 24, 2013 at 11:03am.

2. What is the speed of a satellite orbiting at that height?

- Physics -
**Elena**, Sunday, March 24, 2013 at 5:32pm1.

g =GM/R²

g₁=GM/(R+h)²

g₁/g=30/100= GM R²/(R+h)²GM =>

0.3= R²/(R+h)²

Solve for “h” (Earth’s radius is R = 6.378•10⁶ m)

2.

mv²/(R+h)= GmM/(R+h)²

v=sqrt { GM/(R+h)}

**Answer this Question**

**Related Questions**

physics - The satellite is in a circular orbit 400 km above the Earth's surface...

physic - A satellite used in a cellular telephone network has a mass of 2010kg ...

Physics - A satellite is orbiting the earth just above its surface. The ...

465465 - A satellite is orbiting the earth just above its surface. The ...

physics - A satellite has a mass of 100 kg and is in an orbit at 2.00*10^6 m ...

physics - A 71.4 kg satellite orbits the earth at a distance of 7.00E6 m from ...

physics - Two satellites are in circular orbits around the earth. The orbit for ...

physics 1 - Two satellites are in circular orbits around the earth. The orbit ...

Physics - Two satellites are in circular orbits around the earth. The orbit for ...

Physics I - An Earth satellite moves in a circular orbit 770 km above the Earth'...