An object with a mass of $5 kg$ is revolving around a point at a distance of $3 m$ . If the object is making revolutions at a frequency of $7 Hz$ , what is the centripetal force acting on the object?

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Answer 1 · 2016-02-17T20:15:52

$F_c=2940*pi^2 " N"$

$F_c=m*omega^2*r$
$F_c=m*(2*pi*f)^2.r$
$F_c=m*4*pi^2*f^2*r$
$F_c=5*4*pi^2*7^2*3$
$F_c=2940*pi^2 " N"$

An object with a mass of 5 kg5 kg is revolving around a point at a distance of 3 m3 m. If the object is making revolutions at a frequency of 7 Hz7 Hz, what is the centripetal force acting on the object?