8.一放大器電路如圖四所示，則其閉迴路增益(Closed-loop voltage gain)為?

(A) 21.3
(B) 22.3
(C) 23.3
(D)24.3 

答案：登入後查看
統計： A(5), B(26), C(4), D(1), E(0) #3024366