Engineering Mechanics - DynamicsChapter 18ωFind()=11.0rads=Problem 18-23The disk of mass mdis originally at rest, and thespring holds it in equilibrium. A couple momentMis then applied to the disk as shown.Determine how far the center of mass of thedisk travels down along the incline, measuredfrom the equilibrium position, before it stops.The disk rolls without slipping.Given:md20 kg=M30 N m⋅=k150Nm=θ30 deg=r0.2 m=g9.81ms2=Solution:Guessd3m=Initial stretch in the spring
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