5.5 Spájanie rezistorov a zdrojov

U = ?
d = 1,5 mm
G = 12 mS = 1,2*10^(-3) S
J = 2,5 Amm^(-2)

S = (πd^2)/4
S = 1,76625 mm^2
J = I/S
I = J*S
I = 2,5*1,76625

I = 4,42 A
R = 1/g
R = 1/12*10^(-3)
R = 83,33 Ω
U = R*I
U = 83,33*4,42
U = 368,3186 V

G = ?
S = 35 mm^2
U = 50 V
J = 3 A*mm^(-2)

J = I/S
I = J*S
I = 3*35
I = 105 A
R = U/I
R = 50/105
R = 0,476 Ω
G = 1/R
G = 1/0476
G = 2,1008

U_1 = 60 V
I = 6,2 A
R = ?
U = 220 V
R_1 = U_1/I
R_1 = 60/6,2
R_1 = 9,68 Ω
U_p = U-U_1
U_p = 220-60
U_p = 160 V
R_p = (U_2*R_1)/U_p
R_p = (1609,68)/60
R_p = 25,81 Ω