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119. 下圖為一差動放大之電路,若 e1 輸入電壓與 e2 相等且 RL1 ≠RL2 ,則 C1 與 C2 間電壓增益為 (A)無增益(B)視RL1,RL2而定 (C)e1的五倍(D)e2的十倍 。
問題詳情
119. 下圖為一差動放大之電路,若 e1 輸入電壓與 e2 相等且 RL1 ≠RL2 ,則 C1 與 C2 間電壓增益為
(A)無增益
(B)視RL1,RL2而定
(C)e1的五倍
(D)e2的十倍 。
參考答案
答案:B
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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