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+//Electric Drives:concepts and applications by V.subrahmanyam
+//Example:5.1
+clc;
+clear;
+theta1=60;//Temperature rise of motor in degree
+theta2=40;//Temperature rise of motor in degree
+e=0.5;//exponential value
+I1=110;//current in A
+I2=125;//current in A
+t1=4;//Time in hour
+t2=8;//Time in hour
+theta=theta1/theta2;
+tough=-(1/log(0.5));
+thetam1=theta2/e;
+thetam2=thetam1*(I2/I1)^2;
+x=t1/(theta1*tough);
+a=exp(-x);
+y=t2/(theta1*tough);
+b=exp(-y);
+thetam=I2*((1-a)/(1-(a*b)));
+disp(thetam,"The final temperature in deg is:")