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## Homework Statement

A 0.2kg mass attached to a rope 1.6m long is being spun in a vertical plane. Find the minimum frequency.

## Homework Equations

F = 4(pi^2)(r)(f^2)(m)

Ft min = Fc - mg

- minimum frequency occurs at minimum tension

## The Attempt at a Solution

I had this question on a test and spend like 45 minutes on it. I have no idea what to do, and I am curious as to what I should have done. I tried inserting numbers and re arranging formulas and substituting here and there and nothing seemed to work.

HELP? D: