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clc
// Fundamental of Electric Circuit
// Charles K. Alexander and Matthew N.O Sadiku
// Mc Graw Hill of New York
// 5th Edition
// Part 2 : AC Circuits
// Chapter 12 : Three Phase Circuit
// Example 12 - 2
clear; clc; close;
//
// Given data
V_mag = 110.0000;
V_angle = 0.0000;
Zy1 = complex(5,-2);
Zy2 = complex(10,8);
//
// Calculations Current Line A (Ia)
Zy = Zy1 + Zy2;
Zy_real = real(Zy);
Zy_imag = imag(Zy);
Zy_mag = norm(Zy);
Zy_angle = atand(Zy_imag,Zy_real);
I_a_mag = V_mag/Zy_mag;
I_a_angle = V_angle - Zy_angle;
// Calculations Current Line B (Ib)
I_b_mag = I_a_mag;
I_b_angle = -120.0000 + I_a_angle;
// Calculations Current Line C (Ic)
I_c_mag = I_a_mag;
I_c_angle = -240.0000 + I_a_angle;
//
disp("Example 12-3 Solution : ");
printf(" \n Ia_mag = Magnitude of Line Current a = %.3f A",I_a_mag)
printf(" \n Ia_angle = Angle of Line Current a = %.3f Degree",I_a_angle)
printf(" \n Ib_mag = Magnitude of Line Current b = %.3f A",I_b_mag)
printf(" \n Ib_angle = Angle of Line Current b = %.3f Degree",I_b_angle)
printf(" \n Ic_mag = Magnitude of Line Current c = %.3f A",I_c_mag)
printf(" \n Ic_angle = Angle of Line Current c = %.3f Degree",I_c_angle)
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