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Ответ

Ответ дан
alina7692

Дано:

R1=4 Ом, R2=2Ом, I1=0,8 А

Найти:

I2-?

Решение:

Т.к соединение параллельное, то U1=U2

I1*R1=I2*R2

I2=I1*R1/R2=0,8*4/2=1,6 А

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