gc textbook chapter 8 Rotational Motion (id: 5edd6fe9f)

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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 wheel of mass M has :+irkiq i)e5 hradius R. It is ste 4g)thiq(5i7 l 3reeyanding vertically on the floor, and we want to exert a horizontal force F at its a e4 h iitg3lyeq5)7(erxle so that it will climb a step against which it rests (Fig. 8–55). The step has height h, where h

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