問題詳情
19. 圖中甲、乙兩裝置所應用的原理為下列何者?
(A)甲、乙均是電流磁效應
(B)甲、乙均是電磁感應的應用
(C)甲應用電磁感應、乙應用電流磁效應
(D)甲應用電流磁效應、乙應用電磁感應。
(A)甲、乙均是電流磁效應
(B)甲、乙均是電磁感應的應用
(C)甲應用電磁感應、乙應用電流磁效應
(D)甲應用電流磁效應、乙應用電磁感應。
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