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Physics
Physics
Problem
Particle X of mass
m
m
m
moves in a circle of radius
r
r
r
with frequency
ν
\nu
ν
. Particle Y of mass
2
m
2m
2
m
moves in a circle of radius
r
2
\dfrac{r}{2}
2
r
with frequency
2
ν
2\nu
2
ν
. The ratio of their centripetal forces
F
Y
F
X
\dfrac{F_Y}{F_X}
F
X
F
Y
is a)
2
2
2
b)
1
1
1
c)
4
4
4
d)
8
8
8
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