Resistenza · r = 10 Ω
Resistenza · r
Resistenza · RΔ: 30 Ω
U = R × I · P = U × I
S = P / cos φ · Q = P × tan φ
Rserie = ΣR · 1/Rparallell = Σ(1/R)
Uut = Uin × R₂ / (R₁ + R₂)