54.若電晶體偏壓電路中,基極電流Ib=10μA,集極電流Ic=lmA,射極電流IE=1.01mA,則共射極電流增益β爲何?
(A)99
(B)100
(C)101
(D)0.9
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統計: A(10), B(248), C(16), D(3), E(0) #969921
統計: A(10), B(248), C(16), D(3), E(0) #969921