The escape velocity of a body from the surface of the earth is 11.2 km/s. If a satellite were to orbit close to the surface, what would be its critical velocity?
Escape velocity of body from the surface of the earth = 11.2 km/s
v0 = 7.92×103 m/s or 7.92 km/s
Concept: Binding Energy and Escape Velocity of a Satellite
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