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範例:電阻組合與歐姆定律[81日大]

若將右圖所示電路中的開關S切斷,伏特計V的讀值為12伏特。此時(1)安培計A的讀值為多少安培? (2)當開關S接通時,安培計A及伏特計V的讀數各為多少? [81日大]


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Posted in 歷屆物理考題, 電阻與歐姆定律.

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