A satellite orbits the Earth in a circular orbit at an altitude of one Earth radius. If the altitude of the satellite above Earth's surface triples, by what factor will the orbital speed change?
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0
Answer:
What must be the orbital speed of a satellite in a circular orbit 780 m
Answered by
0
Answer:
The gravitational force acting on satellite at an altitude R causes the centripetal acceleration it required.
Thus,
(2R)
2
GMm
=
2R
mv
2
⟹v=
2R
GM
Gravitational acceleration g=
R
2
GM
⟹v=
2
Rg
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