Io=I1=I2=I5
R34=R3*R4/(R3+R4)=10*30/(10+30)=7.5 Ом
Ro=R1+R2+R34+R5=20+30+7.5+20=77.5 Ом
Uo=Io*Ro=1*77.5=77.5 B
I3=U34/R3=7.5/10=0.75 A
I4=Io-I3=1-0.75=0.25 A
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Io=I1=I2=I5
R34=R3*R4/(R3+R4)=10*30/(10+30)=7.5 Ом
Ro=R1+R2+R34+R5=20+30+7.5+20=77.5 Ом
Uo=Io*Ro=1*77.5=77.5 B
I3=U34/R3=7.5/10=0.75 A
I4=Io-I3=1-0.75=0.25 A
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