# 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 #19 Hz#, what is the centripetal force acting on the object?

##### 1 Answer

Jul 17, 2016

I found

#### Explanation:

You know that Centripetal Force is:

Where

We need the velocity!

We can calculate it considering the length of the circumference decribed, i.e.,

The time taken for a complete revolution, or period

The velocity will then be:

So finally we have: