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//CHAPTER 7- SINGLE PHASE TRANSFORMER
//Example 13
disp("CHAPTER 7");
disp("EXAMPLE 13");
//VARIABLE INITIALIZATION
v1=230; //primary voltage in Volts
v2=115;
f=50; //Hz
Io=2; //in Amp no load current
pf0 =0.28; //lagging
I2=20; //
pf2=0.8; //lagging
//SOLUTION
//
phi0=acos(pf0);
phi2=acos(pf2);
I_dash_2=I2*v2/v1;
Ix=Io*sin(phi0)+I_dash_2*sin(phi2);
Iy=Io*cos(phi0)+I_dash_2*cos(phi2);
I1=sqrt(Ix^2+Iy^2);
disp(sprintf("The current taken by primary is %f Amp",I1));
disp(" ");
//
//END
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