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Centripetal Force
F
c
=
r
m
v
2
=
m
ω
2
r
Net force required for circular motion.
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Variables
F_c
Centripetal force
Force toward center
N
m
Mass
Object mass
kg
v
Tangential velocity
Speed along circle
m/s
r
Radius
Radius of path
m
Derivation
F = ma with a = a_c: F_c = mv²/r.
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