# physics...

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A satellite moves in a circular orbit around the Earth at a speed of 5661 m/s.
(a) Determine the satellite's altitude above the surface of the Earth.
i'm using the equation Gm/(r+h)=9.8 where h=altitude and i keep coming up with the wrong answer.

• physics... -

r is earth's radius plus distance of sattelite from surface of the earth..

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