28. 如圖(十七)所示電路,\RB=690kΩ、RC=5kΩ、RE=0.75kΩ,若雙極性接面電晶體(BJT)之β=99、VEB=0.7V,則VC為何?
(A)-6.1 V
(B)-5.1 V
(C)4.2 V
(D)8.1 V
答案:登入後查看
統計: A(0), B(1), C(0), D(1), E(0) #3871985
統計: A(0), B(1), C(0), D(1), E(0) #3871985