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如何判断电容器两极板正负极呢
更新时间: 2020-09-24 00:00:00  

首先看电容器是属于充电还是放电过程,若电容器处于充电过程,则与电源正极连着的极板带正电,此时电流表现为流向此极板;

若电容器处于放电过程,则电容器相当于电源,电流离开的极板相当于电源的正极,即此为带正电的极板。

关键词: 如何 判断 电容器 两极 板正 负极

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