An object with a mass of #8 kg# is revolving around a point at a distance of #14 m#. If the object is making revolutions at a frequency of #7 Hz#, what is the centripetal force acting on the object?

1 Answer
Narad T.
Dec 4, 2017

The centripetal force is #=216.7kN#

Explanation:

The mass of the object is #m=8kg#

The radius is #r=14m#

The frequency is #f=7Hz#

The angular velocity is #omega =2*pi*f=2*pi*7=14pi rads^-1#

The centripetal force is

#F=mromega^2=8*14*(14pi)^2=216656.6N#

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