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範例:電子元件端電壓與電位差

如右圖示為網路中之一段，若ε=20伏特，內阻r=1歐姆，外電阻R=5歐姆，電流i=1安培且由a流向b，則ab間之電壓，Vab等於多少伏特。[88高聯]


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Posted in 克希荷夫定則.

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By admin – 2009 年 12 月 28 日

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