Calculate the speed of a satellite moving in a stable circular orbit about the Earth at a height of 5000 km.
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Calculate the speed of a satellite moving in a stable circular orbit about the Earth at a height of 5000 km.

[From: ] [author: ] [Date: 11-06-15] [Hit: ]
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Let R = Earth radius = 6.37e6 m
r = distance of satellite above earth surface = 5e6 m

accel of satellite = gravitational pull or v^2/(R + r) = 9.8*[6.37e6/(5e6+6.37e6)]^2 = 3.08 m/sec^2

v = 5914 m/s answer
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