58.若電晶體偏壓電路中’基極電流IB=10μA,集極電流Ic=lm A ’射極電流IE=1.01mA,則共射極電流增益13爲何?
(A)99
(B)100
(C)101
(D)0.9

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統計: A(8), B(40), C(31), D(20), E(0) #971185