基電_電容器電壓 - 考試
![Leila avatar](/img/cat5.jpg)
By Leila
at 2017-02-21T17:59
at 2017-02-21T17:59
Table of Contents
各位大家好,在做練習題的時候遇到一個問題
題目如下圖:
http://i.imgur.com/6uowj5G.jpg
想問一下這題怎麼不能先算Ct(總電容量),然後再用Q=CV下去算總電荷量,這樣就是C1上
所流過的電荷量,可是跟解答不同..
之後我用C1上面電壓60(因為bc兩端是60,所以ab兩端是60),然後一樣用Q=CV,算出來的
電荷量也和解答不同..
所以想問一下,為什麼不能用這兩種方式解..
希望能有好心人幫解惑..,感恩。
--
題目如下圖:
http://i.imgur.com/6uowj5G.jpg
想問一下這題怎麼不能先算Ct(總電容量),然後再用Q=CV下去算總電荷量,這樣就是C1上
所流過的電荷量,可是跟解答不同..
之後我用C1上面電壓60(因為bc兩端是60,所以ab兩端是60),然後一樣用Q=CV,算出來的
電荷量也和解答不同..
所以想問一下,為什麼不能用這兩種方式解..
希望能有好心人幫解惑..,感恩。
--
Tags:
考試
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