6.25 Ом
Объяснение:
Дано:
R1 = R2 = R3 = R4 = R5 = 6Ом
Найти R
1 / R = (1 / R4) + (1 / R1235) = (1 / 6) + (1 / 10) = (10 + 6) / 60 = 16 / 60 = 4 / 25 R = 6.25 Ом
R1235 = R5 + R123 = 6 + 4 = 10 Ом
1 / R123 = (1 / R3) + (1 / R12) = 1 / 6 + 1 / 12 = (2 + 1) / 12 = 1 / 4 R123 = 4 Ом
R12 = R1 + R2 = 12 Ом
6.25 Ом
Объяснение:
Дано:
R1 = R2 = R3 = R4 = R5 = 6Ом
Найти R
1 / R = (1 / R4) + (1 / R1235) = (1 / 6) + (1 / 10) = (10 + 6) / 60 = 16 / 60 = 4 / 25 R = 6.25 Ом
R1235 = R5 + R123 = 6 + 4 = 10 Ом
1 / R123 = (1 / R3) + (1 / R12) = 1 / 6 + 1 / 12 = (2 + 1) / 12 = 1 / 4 R123 = 4 Ом
R12 = R1 + R2 = 12 Ом