[問題] 電容可以當電池使用嗎??
在書上提到
電容接上一個電源
當電容兩端電壓和電源電壓一樣時,達到充電完成。
這時候如果將電源拿開,此顆電容是不是就變成一個電池?
等要用的時候,接上電容的正負兩端,就可以讓原本累積的電荷流動,釋放能量。
那這跟電池有什麼不同?
而且感覺像是充電電池XD
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