Ответ:
1.2 A
Объяснение:
r56 = R5+R6 = 5+5 = 10 Ом
r456 = R4*r56 / (R4+r56) = 15*10/ (15+10) = 6 Ом
r3456 = R3 + r456 = 4 + 6 = 10 Ом
r23456 = R2*r3456 / (R2+r3456) = 30*10 / (30+10) = 7.5 Ом
R = R1 + r23456 = 17.5 + 7.5 = 25 Ом
I = U / R = 30 / 25 = 1.2 A
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Ответ:
1.2 A
Объяснение:
r56 = R5+R6 = 5+5 = 10 Ом
r456 = R4*r56 / (R4+r56) = 15*10/ (15+10) = 6 Ом
r3456 = R3 + r456 = 4 + 6 = 10 Ом
r23456 = R2*r3456 / (R2+r3456) = 30*10 / (30+10) = 7.5 Ом
R = R1 + r23456 = 17.5 + 7.5 = 25 Ом
I = U / R = 30 / 25 = 1.2 A