// Example 1.39 clear; clc; close; format('v',7); // Given data Pin=50;//in KW StatorLoss=800;//in watts f=50;//in Hz fr=90;//cycles/min //Calculations fr=fr/60;//in Hz S=fr/f;//slip P2=Pin*1000-StatorLoss;//watts //Formula : P2:Pc:Pm=1:S:1-S Pm=P2*(1-S);//in watts disp(Pm,"Total Mechanical power devloped in watts : ");