Centripetal force question

[thegame]

What is the relationship between centripetal force,mass, radius, and period of motion?

The motion is in horizontal loops

Is there an equation for this?

 

[HallsofIvy]

There are several different formulas for this and I'll be they are in your book. Since this is "homework help", tell us what the specific question is and show us what you have tried.