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Physics
Physics
Problem
Two identical satellites revolve around Earth in circular orbits: one just above the surface and the other at an altitude equal to Earth’s radius. What is the ratio
v
surface
v
high
\dfrac{v_{\text{surface}}}{v_{\text{high}}}
v
high
v
surface
of their orbital speeds? a)
2
2
2
b)
1
2
\dfrac{1}{2}
2
1
c)
2
\sqrt{2}
2
d)
1
2
\dfrac{1}{\sqrt{2}}
2
1
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