7.如圖所示之理想二極體電路中,若 R=1kΩ,則流經此電阻的電流為何?
(A)1mA
(B)3mA
(C)5mA
(D)9mA
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統計: A(1), B(1), C(10), D(3), E(0) #1507856
統計: A(1), B(1), C(10), D(3), E(0) #1507856