Homework Help: Physics

Posted by Sanjna on Tuesday, October 6, 2009 at 4:49pm.

Two satellites are in circular orbits around the earth. The orbit for satellite A is at a height of 360 km above the earth's surface, while that for satellite B is at a height of 720 km. Find the orbital speed for each satellite.

Physics - bobpursley, Tuesday, October 6, 2009 at 4:51pm
Kepler's laws related period to radius. Another way, ...

g(re/(re+alt))^2=v^2/(re+ alt) and you can solve for v.
Physics - Sanjna, Tuesday, October 6, 2009 at 4:53pm
thank you

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