6. 求圖 5 中, 分路電流 I 2
60d02befb7f53.jpg
(A) I 2 =4mA
(B) I 2 =6mA
(C) I 2 =4A
(D) I 2 =6A

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統計: A(15), B(1), C(4), D(0), E(0) #2723741