Предмет: Физика, автор: UlyanaWasenina

Найти силу тока через резистор R=2Ом, если e1=6В, r1=1Ом, e2=4В, r2=1Ом

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Автор ответа: vasyael

0

Считаем: составим ур. по контурам 1. по часовой стрелке от Е1 через R. и второй контур от Е2 против часовой стрелки через R.
E1=I1*r1+I1*R 6=I1(r1+R) 6=I1*3 I1=2a
E2=I2*r2+I2*R 4=I2(r2+R) 4=I2*3 I2=1.33a
В сумме I1+I2=2+1.33=3.33a

Автор ответа: vasyael

0

ток через R=3.33a

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