phymath999
Tuesday, June 10, 2014
磁鐵的極強、磁矩與磁場 電偶極矩 負電荷到正電荷的位移d о. 很小
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磁鐵的極強、磁矩與磁場
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National Taiwan Normal University
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by 蔡尚芳
電偶
極子(electric dipole)是由帶正電+q. 與帶負電-q ... 用時,由於負電荷到正電荷的位移d о. 很小, ... 與電. 量q 的乘積dqp о о. = ,亦即
電偶
極矩(electric dipole moment),具有一定的量值,並不隨d. 變小而 ..... (八)
振動
磁強計(vibration magnetometer).
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