Science
Junior High
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想問第五題
CK
5.如右圖,通有電流之線圈面平行
於磁場方向,則線圈上下、左右
兩側的導線是否受力?
(A)上下、左右均受力作用
(B)上下、左右均未受力作用
(C)左右受力作用,上下則否
(D)上下受力作用,左右則否
電流(暫時磁鐵)
磁場
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