Ответ:
Объяснение:
I=I1=I2=I3=U1/R1=14/40=0.4 A
R2=U2/I2=17/0.4=42.5 Ом
U3=U-(U1+U2)=69-14-17=38 B
R3=U3/I3=38/0.4=95 Ом
R=R1+R2+R3=40+42.5+95=177.5 Ом
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Verified answer
Ответ:
Объяснение:
I=I1=I2=I3=U1/R1=14/40=0.4 A
R2=U2/I2=17/0.4=42.5 Ом
U3=U-(U1+U2)=69-14-17=38 B
R3=U3/I3=38/0.4=95 Ом
R=R1+R2+R3=40+42.5+95=177.5 Ом
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