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 radius R. It is standing vertically on the flofdd t,s.+q.cu or, anfjf,aui o.-1bxf a/tar j3 j3;d we wan 1rj xaa;ifo.bju-f af33t, j/t to exert a horizontal force F at its axle 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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