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Physics
Physics
Problem
For a satellite of mass
m
m
m
in a circular orbit of radius
r
r
r
around Earth (mass
M
M
M
), what is the ratio of its kinetic energy
K
K
K
to its potential energy
U
U
U
? a)
+
1
2
+\dfrac{1}{2}
+
2
1
b)
−
1
-1
−
1
c)
−
1
2
-\dfrac{1}{2}
−
2
1
d)
+
1
+1
+
1
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