Rotational Motion (id: 6296b5330)

本题目来源于试卷: Rotational Motion，类别为 IB物理学

[问答题]
A large spool of rope ro 6a-p*;g ,roa3.jhvcb i.zutylls on the ground withay,jncx4g *c3e scg1q).hvo96bq w: a the end of the rope lying on the top edge of the spool. A person grabs the end of the rope and walks a distance L, hg9:qj).aq,c4bh 6 gyx3cw nc a1ev s*oolding onto it, Fig. 8–50. The spool rolls behind the person without slipping. What length of rope unwinds from the spool? How far does the spool’s center of mass move?

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