R12=R1+R2I2=U:RI2=100B:10Ом=10АI2=I1U1=I1*R1U1=5Ом*10А=50ВR12=5Ом+10Ом=15ОмR123=R12+R3I1=I2=I3U3=4Ом*10А=40ВR123=4Ом+15Ом=19ОмU3=U61:R1236=1:R123+1:R6I6=U6:R6I6=40B:15Ом=2.6А1:R1236=1:19Ом+1:15Ом=34:285Ом=285Ом:34=8.3ОмU1236=U45R45=R4+R5R45=4Ом+6Ом=10Ом1:R123456=1:R1236+1:R451:R123456=1:8.3Ом+1:10Ом=18.3:83Ом=83Ом:18.3=4.5ОмI123456=U123456:R123456I123456=40B:4.5Ом=8.8АI5=I4=I123456U5=I5*R5U5=8.8*4Ом=35.2ВU4=I4*R4U4=8.8A*6Oм=52.8ВА=I*U*t10ч=36000сU123456=I123456*R123456U123456=8.8A*4.5Ом=39.6ВА=8.8А*39.6В*36000с=12545280ДжВроде должно так быть