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範例:惠司同電橋法與電阻組合

圖中安培計、電池的內電阻為零，(a)流經安培計的電流為何? (b)若將R4的電阻改為何值?則安培計的讀數為零。[89北聯]


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Posted in 電流電壓與電阻的測量.

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By admin – 2009 年 12 月 29 日

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