Angular velocity, coin on spinning wheel

[racer98jc]

Homework Statement

A 5.10 coin is placed 16.0 from the center of a turntable. The coin has static and kinetic coefficients of friction with the turntable surface of = 0.810 and = 0.510.


What is the maximum angular velocity with which the turntable can spin without the coin sliding?

Homework Equations

The Attempt at a Solution

 

[aim1732]

Please show an attempt.