R23 =R2*R3 / (R2+R3) = 2*4 /(2+4) = 4/3 Ом
I = I1 =I23 =10 A
U1 = I1*R1 =10*3=30 B
U23 = U2= U3=I23*R23 = 10*4/3 =40/3 В = 13,3 В
I 2 = U2 /R2 = (40/3) / 2=20/3 = 6.7 B
I 3 = U3/ R3 = (40/3) / 4=10/3 = 3.3 В
R23 =R2*R3 / (R2+R3) = 2*4 /(2+4) = 4/3 Ом
I = I1 =I23 =10 A
U1 = I1*R1 =10*3=30 B
U23 = U2= U3=I23*R23 = 10*4/3 =40/3 В = 13,3 В
I 2 = U2 /R2 = (40/3) / 2=20/3 = 6.7 B
I 3 = U3/ R3 = (40/3) / 4=10/3 = 3.3 В