Question

R1= 189ом R2=20ом R3=80ом Uобщ=120в U1,U2,U3=?

Answer 1

I1 = Uобщ / R1 = 120 : 189 = 0,63 A
U1 = R1xI1 = 189 x 0,63 = 119,1 V
I2 = Uобщ / R1 = 120: 20 = 6 A
U2 = R2xI2 =20 x 6 = 120 A
I3 = Uобщ / R3 = 120: 80 = 1,5 A
U2 = R3xI3 =80 x 1,5 = 120 A