11一、填空题(共28分)1.负载,电源(2分)2.放大(2分)3.2(2分)4.滞后;超前(2分)5.饱和(2分)6.C、E、B,NPN(4分)7.电压;电流(2分)8.1(3分)9.相等,相等(2分)10.整流变压器,整流电路,滤波器,稳压环节(2分),1110,1002(4分)二、画图题(共14分)1、(6)2、幅值为2mV.12三、计算题(共58分)1.解:求开路电压042)22(IAI5.00241IUabVUab2(6分)求等效电阻12//2oR(4分)求待求支路电流A1LoabLRRUI(2分)2.解:V8003RIUuusCC(2分)V4843214RRRRRuC(2分)ms4])//)[((54321CRRRRRRC(3分)Ve44e0250ttCCCCuuuu(3分)3.解:(2分)A5.0j2j012jCCUI13(2分)(3分)(5分)4.解:(5分)5.解:(4)(4)(4)6,解:(4)(2)(4)(2)A5.02012CRUIA4525.05.05.0jRCIIIV452011j14525.01j1CUIURuuRuu2o2i1i1ooi1o223uuui2i22o321uuRRuVuuuu32/32/3ii2i1oioUUAu976.011EbeERrRk175.41////Ebe2BB1iRrRRr251//////beB2B1SEorRRRRr