問題詳情
23. 一電路裝置如圖八所示，I1與I2電流分別為0.13 A與2.22 A。則 a點與 b點之間的電位差Va-Vb為多少？
(A)1.7V
(B)-1.7V
(C)4.3V
(D)-4.3 V
參考答案
答案：B
難度：非常困難0
統計：A(2),B(0),C(0),D(1),E(0)
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