問題詳情
25.某理想變壓器，其原線圈與副線圈的匝數分別為N1與N2，且N1>N2。則下列敘述何者正確？
(A)此變壓器對直流電或交流電皆能適用
(B)若輸入的電流為I1，則輸出的電流為
(C)副線圈的輸出功率大於原線圈的輸入功率
(D)若輸入的電壓為V1，則輸出的電壓為
(A)此變壓器對直流電或交流電皆能適用
(B)若輸入的電流為I1，則輸出的電流為
(C)副線圈的輸出功率大於原線圈的輸入功率
(D)若輸入的電壓為V1，則輸出的電壓為
參考答案
答案：B
難度：適中0.666667
統計：A(0),B(2),C(0),D(0),E(0)
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