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範例:電流磁效應與磁力[101學測]

 10中甲、乙、丙為大小相同且位置固定的三個同軸圓線圈,三圈面相互平行且與連接三圓心的軸線垂直。當三線圈通有同方向、大小均為I的穩定電流時,若僅考慮電流I所產生的磁場,下列有關此三線圈所受磁力方向的敘述,何者正確?(A)甲線圈受到乙線圈的吸引力,丙線圈則受到乙線圈的排斥力(B)甲線圈受到乙線圈的排斥力,丙線圈則受到乙線圈的吸引力(C)甲、丙兩線圈均受到乙線圈的排斥力(D)甲、丙兩線圈均受到乙線圈的吸引力(E)三線圈間無磁力相互作用[101學測]

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Posted in 基礎物理(一), 歷屆學測(推甄)考題, 載流導線在磁場中的磁力.

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