La correction d'Exercice sur le calcul des tentions et de Résistance 5 (Loi des mailles)
UAD = R2I2 = E1 – E3 = 15V – 5V = 10V ⇒ I2 = 10V / 1k = 10mA
UBC =R3 I3 = E2 – E3 = 10V – 5V = 5V ⇒ I3 = 5V / 1k = 5mA
UAB = UA – UB = (UA – UD) + (UD – UC) + (UC – UB) = 10V + 0V – 5V = 5V
UAB =R1I1 = 5V ⇒ I1 = 5V / 1k = 5mA
UBC =R3 I3 = E2 – E3 = 10V – 5V = 5V ⇒ I3 = 5V / 1k = 5mA
UAB = UA – UB = (UA – UD) + (UD – UC) + (UC – UB) = 10V + 0V – 5V = 5V
UAB =R1I1 = 5V ⇒ I1 = 5V / 1k = 5mA