Alevel物理必知知识点

Alevel物理必知知识点

2022-12-26

朗阁教育

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havenomass轻滚轴和轻绳之类，都忽视mass，假定mass为0Thetensioninalightstringwhichremainstautwillbeconstantthroughoutitslength在紧绷的轻绳上的中国重汽Tension在绳索的任何两个边线上维持维持不变Ifapulleyislightorsmooththetensionsintheastringgoingroundthepulleywillbeequalonbothsides;