[討論] 交大光顯電磁學
雖然都已經放榜了,但是我對電磁學第二題,球體給電荷密度求電位那題
還是有很大的疑問,他題目是打錯了?還是他密度就是CONSTANT?
我個人是把他當打錯去算拉,記得他電荷密度=kR...
然後他又說R是球半徑,不知道各位是怎麼算的?@@
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