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. qxetrlnw-r +p5+ 8 ne6It is standing verticallyxrkb )cy0iwrbp7/g m3lt8k; / j,:hu b on the floor, and we want to exert a horizontal force F at)/jm 8;uy3hbw:/r7xk pk bi trcg,bl0 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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