(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

How many complete revolutions does the CD make as it spins to a stop?

3. The attempt at a solution

I already know that the Angular displacement is 68.1 rad

The answer is [tex]\frac{68.1}{2\pi}[/tex] = 107 revolutions

however this is incorrect according to the book's answer's

P.S

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# Homework Help: Quick question about no. of revs

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