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Physics
Physics
Problem
Four identical particles of mass
m
m
m
are kept at the four corners of a square. If the gravitational force exerted on one of the masses by the other masses is
(
2
2
+
1
32
)
G
m
2
L
2
,
the length of the sides of the
\left(\frac{2\sqrt{2}+1}{32}\right)\frac{Gm^2}{L^2}, \text{ the length of the sides of the}
(
32
2
2
+
1
)
L
2
G
m
2
,
the length of the sides of the
square is (1)
L
2
\frac{L}{2}
2
L
(2)
4
L
4L
4
L
(3)
3
L
3L
3
L
(4)
2
L
2L
2
L
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