12. Autumn coin

The motion of a coin falling to the bottom of a tank filled with liquid can be remarkably similar to the fluttering and tumbling of a falling autumn leaf. Investigate how the motion of the coin depends on relevant parameters.

‌12. 秋叶硬币‌

硬币在充满液体的容器中沉降至底部的运动,可能与秋叶飘落的飘荡和翻滚极为相似。研究硬币运动如何依赖于相关参数。

  • course/interesting_problems/2026/topic12/start.txt
  • 最后更改: 2025/07/15 15:29
  • 由 whyx