gc textbook chapter 8 Rotational Motion (id: edef5090c)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

[问答题]
A large spool of rope rolls ff)fi7s jl g*,7 h. fbf xq.(s(3jvkjwon the ground with the end of the u0i .0(6 a9mfgiag 5couuoc4prope lying on the top edge of thg cf acai69(50pu uio.o4um0 ge spool. A person grabs the end of the rope and walks a distance L, holding 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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