Before pure rolling, the angular velocity
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送交者: gyro 于 2009-09-16, 13:54:47:
回答: 椅子翻倒问题是有你那扶不起的阿斗吊不起的阿棒问题- 由 @ 于 2009-09-16, 13:38:43:
increases monotonically, translational velicity decreases monotonically, so there must be a moment they are such that there is no slipping. Assuming on a horizontal surface.
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