P = U^2 * R
1/Rобщ = 1/R1 + 1/R2 + 1/R3 = 1/2 + 1/3 + 1/1 = 11/6 Ом
R общ = 6/11 = 0.55
P = U^2 / Rобщ = 220^2 / 0.55 = 88000 Вт = 88 кВт
P = U^2 * R
1/Rобщ = 1/R1 + 1/R2 + 1/R3 = 1/2 + 1/3 + 1/1 = 11/6 Ом
R общ = 6/11 = 0.55
P = U^2 / Rобщ = 220^2 / 0.55 = 88000 Вт = 88 кВт