Ström = 2 A
Ström
Resistans = 10 Ω
Resistans
Tid = 60 s
Tid
Värmeenergi: 2 400 J
Effekt: 40 W
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)