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 verti*4 0a r:1w jwnhar+gfdcally on the floor, aav5-w ) hqt8ix.0uafv nd we want to exert a horizontal force F at its axle so that it will climb a step against whua)t 0vq-f8wi5 axhv. ich it rests (Fig. 8–55). The step has height h, where h

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