[題目] 電容
[領域] 電容
[來源] 考古題
[題目] 將市電110V 60HZ 接10^-6 f的電容 所需要的電流
[瓶頸]
解法是寫 100* 10^-6 *4 *110 *2^1/2 *60 = 3.73A
不知道 4 60 2^1/2哪來的
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