Ответ:
80 Ом
Объяснение:
U=80 B R1=40 Ом I=3 A R2=?
===
I1=U/R1=80/40=2 A
I2=I-I1=3-2=1 A
R2=U/I2=80/1=80 Ом
==========================
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Verified answer
Ответ:
80 Ом
Объяснение:
U=80 B R1=40 Ом I=3 A R2=?
===
I1=U/R1=80/40=2 A
I2=I-I1=3-2=1 A
R2=U/I2=80/1=80 Ом
==========================