55.有一 BJT 偏壓於順向主動區(forward-active region),若集極(collector)電流 iC = 2 mA、基極(base)電流 iB = 20 µA, 其共基極電流增益(common-base current gain)為何?
(A) 5fc9edef974c1.jpg
(B) 5fc9ee06b3d9b.jpg
(C) 100
(D)101

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統計: A(2), B(1), C(4), D(1), E(0) #2552532