問題詳情
10. 甲、電阻；乙、LED；丙、電晶體；丁、二極體；戊、陶質電容；己、電解電容，以上哪些電子元件使用要分極性？
(A)甲乙戊己
(B)乙丙丁戊己
(C)乙丙丁己
(D)乙丙丁戊。
(A)甲乙戊己
(B)乙丙丁戊己
(C)乙丙丁己
(D)乙丙丁戊。
參考答案
答案：C
難度：簡單0.761905
統計：A(0),B(4),C(16),D(1),E(0)
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