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Physics
Physics
Problem
The gravitational force
F
F
F
between two point masses separated by a distance
r
r
r
is proportional to a)
r
2
r^{2}
r
2
b)
1
r
\dfrac{1}{r}
r
1
c)
1
r
2
\dfrac{1}{r^{2}}
r
2
1
d)
1
r
3
\dfrac{1}{r^{3}}
r
3
1
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