Physics
WAEC 2014
An object of mass m moves with a uniform speed v round a circular path of radius r. If its angular speed is \(\omega\), the magnitude of the centripetal force acting on it is
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A.
\(m \omega^2 r\)
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B.
\(\frac{mv^2}{r}\)
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C.
\(m \omega r\)
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D.
\(\frac{mv^2}{r^2}\)
Correct Answer: Option A
Explanation
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