Объяснение:
1/R = 1/R1+1/R2 +1/R3 +1/R4 +1/R5 = 1/7 + 1/10 + 1/12 + 1/2 + 1/8 = 0.776
R = (1/R)^-1 = 1.29 Ом
Объяснение:
1/R = 1/R1+1/R2 +1/R3 +1/R4 +1/R5 = 1/7 + 1/10 + 1/12 + 1/2 + 1/8 = 0.776
R = (1/R)^-1 = 1.29 Ом