7. 有一電路如右圖所示,下列何者將使 D1 截止、D2 導通?
(A) V1 = 0 V,V2 = 0 V
(B) V1 = 4 V,V2 = 0 V
(C) V1 = 8 V,V2 = 2 V
(D) V1 = 8 V,V2 = 8 V
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統計: A(0), B(8), C(40), D(0), E(0) #3234763
統計: A(0), B(8), C(40), D(0), E(0) #3234763