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範例:靜電庫倫力[90學測]

兩個點電荷間的斥力原為F。若其中一個點電荷的電量，增加為原來的兩倍，且兩個點電荷間的距離，也增加為原來的兩倍，則其斥力為何？(A) 4F     (B) 2F (C) F (D) F/2       (E) F/4 [90學測]

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Posted in 基礎物理(一), 庫侖定律, 歷屆學測(推甄)考題, 歷屆學測試題, 電力與磁力.

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By 張慶堂 – 2014 年 05 月 19 日

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