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範例:靜電感應與庫侖定律

帶同性電且等電量之二相同金屬球(A,B)於相距r時互相之斥力為F，若取相同且未帶電之第三球C分別先後與左右二球接觸，最後(1)C球置於兩者的中點時，則C球所受之力為若干? (2)C球置於離A何處時，則C球所受之合力為零?


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Posted in 庫侖定律.

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By admin – 2009 年 11 月 27 日

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