# An object with a mass of #7 kg# is revolving around a point at a distance of #7 m#. If the object is making revolutions at a frequency of #9 Hz#, what is the centripetal force acting on the object?

##### 1 Answer

Jan 9, 2018

#### Answer:

OK, there are two equations for centripetal force, both useful, we need the one that has

#### Explanation:

The equations are:

First, we find

Next the force,

I’d quote this as