問題詳情
26.配電電壓若提高一倍，而負載不變時，則線路損失為原來之
(A)1/4
(B)1/2
(C)2
(D)4 倍。
(A)1/4
(B)1/2
(C)2
(D)4 倍。
參考答案
答案：A
難度：簡單0.818182
統計：A(18),B(3),C(1),D(0),E(0)
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