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+clc;
+d=0.8; // diameter of rotor machine
+l=0.5; // length of rotor machine
+g=0.005; // air gap length
+as=10000; // peak current density for stator
+ar=6000; // peak current density for rotor
+t=60; // torque angle
+disp('case a');
+p=2; // number of pole
+uo=4*%pi*10^-7; // free space permeability
+Fs=(as*d)/p; // peak stator mmf per pole
+Fr=(ar*d)/p; // peak rotor mmf per pole
+Te=(p*uo*%pi*d*l*Fs*Fr*sind(t))/(4*g);
+printf('Torque for given number of poles is %f Nm\n',Te);
+disp('case b');
+p=6; // number of pole
+uo=4*%pi*10^-7; // free space permeability
+Fs=(as*d)/p; // peak stator mmf per pole
+Fr=(ar*d)/p; // peak rotor mmf per pole
+Te=(p*uo*%pi*d*l*Fs*Fr*sind(t))/(4*g);
+printf('Torque for given number of poles is %f Nm\n',Te);