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範例:兩導體球間的靜電平衡(二)[89日大]

有彼此相距甚遠的甲、乙兩帶電金屬球，甲、乙兩球的半徑各為a及b，假設在無窮遠處電位為零，甲、乙兩球的電位分別為Va及Vb。今以一細長導線接觸兩球，使兩球成為等電位後，再將此導線移開，則此兩球之電位為何?[89日大]


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Posted in 歷屆物理考題, 電位能與電位.

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By admin – 2010 年 03 月 12 日

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