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//CHAPTER 1- D.C. CIRCUIT ANALYSIS AND NETWORK THEOREMS
//Example 49
clc;
disp("CHAPTER 1");
disp("EXAMPLE 49");
//VARIABLE INITIALIZATION
v1=110; //voltage source in Volts
v2=80; //voltage source in Volts
v3=50; //voltage source in Volts
r=2; //in Ohms
//SOLUTION
//solution (a)
I1=4; //charging
I2=6; //charging
r1=((v1-v2)-((I1+I2)*r))/I1;
r2=((v1-v3)-((I1+I2)*r))/I2;
disp(sprintf("(a) R1= %f Ω",r1));
disp(sprintf(" R2= %f Ω",r2));
//solution (b)
I1=2; //discharging
I2=20; //charging
r1=((v1-v2)-((I2-I1)*r))/(-I1);
r2=((v1-v3)-((I2-I1)*r))/I2;
disp(sprintf("(b) R1= %f Ω",r1));
disp(sprintf(" R2= %f Ω",r2));
//solution (c)
I1=0;
I2=(v1-v2)/r;
r2=((v1-v3)-(I2*r))/I2;
disp(sprintf("(c) I1=0 when R2= %d Ω",r2));
//END
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