电路分析基础第6章习题答案 ppt课件
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《电路分析基础》各章习题参考答案第1章习题参考答案1-1 (1) SOW; (2) 300 V、25V,200V、75V; (3) R=12.50, R3=1000, R4=37.5021-2 V =8.S V, V =8.S V, V =0.S V, V =-12V, V =-19V, V =21.S V U =8V, U =12.5,A mB D 'AB B CU =-27.S VDA1-3 Li=204 V, E=205 V1-4 (1) V A=lOO V ,V=99V ,V c=97V ,V0=7V ,V E=S V ,V F=l V ,U A F=99V ,U c E=92V ,U8E=94V,8U BF=98V, u cA=-3 V; (2) V c=90V, V B=92V, V A=93V, V E=-2V, V F=-6V, V G=-7V, U A F=99V, u c E=92V, U B E=94V, U BF=98V, U C A =-3 V1-5 R=806.70, 1=0.27A1-6 1=4A ,11 =llA ,l2=19A1-7 (a) U=6V, (b) U=24 V, (c) R=SO, (d) 1=23.SA1-8 (1) i6=-1A; (2) u4=10V ,u6=3 V; (3) Pl =-2W发出,P2=6W吸收,P3=16W吸收,P4=-lOW发出,PS=-7W发出,PG=-3W发出1-9 l=lA, U5=134V, R=7.801-10 S断开:UAB=-4.SV, UA0=-12V, UB0=-7.2V; S闭合:12 V, 12 V, 0 V1-12 UAB=llV / 12=0.SA / 13=4.SA / R3=2.401-13 R1 =19.88k0, R2=20 kO1-14 RPl=11.110, RP2=1000第2章习题参考答案2-1 2.40, SA2-2 (1) 4V ,2V ,1 V; (2) 40mA ,20mA ,lOmA 2-3 1.50 ,2A ,1/3A2-4 60 I 3602-5 2A, lA2-6 lA2-7 2A2-8 lOA2-9 l1=1.4A, l2=1.6A, l3=0.2A2-10 11=OA I l2=-3A I p l =OW I P2=-l8W2-11 11 =-lA, l2=-2A I E3=10V2-12 11=6A, l2=-3A I l3=3A2-13 11 =2A, l2=1A ,l3=1A ,14 =2A, l5=1A2-14 URL =30V I 11=2.SA I l2=-35A I I L =7.SA2-15 U ab=6V, 11=1.SA, 12=-lA, 13=0.SA2-16 11 =6A, l2=-3A I l3=3A2-17 1=4/SA, l2=-3/4A ,l3=2A ,14=31/20A ,l5=-11/4A12-18 1=0.SA I l2=-0.25A12-19 l=1A32-20 1=-lA52-21 (1) l=0A, U ab=O V; (2) l5=1A, U ab=llV。