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均匀带电线段的等势线

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hbghlyj posted 2020-8-3 22:20 |Read mode
一根均匀带电线段的等势线是以端点为焦点的椭圆

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青青子衿 posted 2020-8-31 15:18
一根均匀带电线段的等势线是以端点为焦点的椭圆
hbghlyj 发表于 2020-8-3 22:20
有限长直带电体周围(空间中)的等势面为什么是(旋转)椭球面,怎么算?
zhihu.com/question/264858935/answer/286500470
就是质心教育里经常提的那个长轴椭球等势面。

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