## Rolling friction and energy dissipation in a spinning disc.

- Daolin Ma, Caishan Liu, Zhen Zhao, Hongjian Zhang
- Proceedings. Mathematical, physical, and…
- 2014

Everyone has observed the interesting motion of a coin that has been spun on a table. In the simplest case, as the coin rolls, the center of mass remains fixed horizontally and slowly sinks vertically. In the final stage, with the coin nearly horizontal, the angular velocity ofthe contact point increases dramatically, while the rotation of the face of the… (More)

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