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

See attachment "problem"

2. Relevant equations

3. The attempt at a solution

See attachment "work" and "answer"

I got 0.92, but the book gives 1.73. Something went wrong, but I can't find it.

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# Homework Help: Rigid body dynamics (kinematics of a point)

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