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# Form 4 Physics uniform circular motion online lessons

Meaning and the formula for getting the centripetal force

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Fc = ma = (mv^2)/R. Since v = radius ω, then
Fc = (mv^2) – ω^2/R = mRω^2.
The centripetal acceleration ‘a’ in relation to angular velocity, ω, is given by a = Rω^2.