問題詳情
8.若震盪器電路的迴授增益β為(-1/15)，則該電路發生震盪的條件是主放大器A的放大倍率必須為何？
(A)大於15
(B)剛好等於15
(C)小於15
(D)剛好等於1
(A)大於15
(B)剛好等於15
(C)小於15
(D)剛好等於1
參考答案
答案：A
難度：適中0.538462
統計：A(7),B(6),C(0),D(0),E(0)
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