問題詳情
79. 變壓器的電壓比係指
(A)線圈大小之比
(B)線圈電阻之比
(C)線圈阻抗之比
(D)線圈匝數之比。
(A)線圈大小之比
(B)線圈電阻之比
(C)線圈阻抗之比
(D)線圈匝數之比。
參考答案
答案：D
難度：非常簡單1
統計：A(0),B(0),C(0),D(8),E(0)
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