Ответ:
4.6 А
Объяснение:
R1=4 Ом R2=4 Ом R3=8 Ом U=46 B I2=?
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R23=R2*R3/(R2+R3)=4*8/(4+8)=2,7 Ом
R=R1+R23=4+2.7=6.7 Ом
I=U/R=46/6.7=6.9 A
U23=I*R23=6.9*2.7=18.4 B
I2=U23/R2=18.4/4=4.6 A
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Verified answer
Ответ:
4.6 А
Объяснение:
R1=4 Ом R2=4 Ом R3=8 Ом U=46 B I2=?
===
R23=R2*R3/(R2+R3)=4*8/(4+8)=2,7 Ом
R=R1+R23=4+2.7=6.7 Ом
I=U/R=46/6.7=6.9 A
U23=I*R23=6.9*2.7=18.4 B
I2=U23/R2=18.4/4=4.6 A
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