25 如圖電路,設電晶體的 β=100,VBE=0.7 V,則 IC電流約為:
(A)19.6 mA
(B)9.3 mA
(C)0.1 mA
(D)0 mA
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統計: A(15), B(276), C(8), D(9), E(0) #1329654
統計: A(15), B(276), C(8), D(9), E(0) #1329654