Homework Help: physics

Posted by Anonymous on Friday, October 12, 2012 at 12:29pm.

The satellite is in a circular orbit 400 km above the Earth's surface, where the free-fall acceleration is 8.71 m/s2. The radius of the Earth is 6400 km. Determine the speed of the satellite.

physics - Elena, Friday, October 12, 2012 at 1:42pm
mv²/(R+h)=g
v=sqrt{g(R+h)/m}

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