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+//Chapter-3, Example 3.4, Page 3.12
+//=============================================================================
+clc
+clear
+
+//INPUT DATA
+VL=440;//Supply line voltage in V
+P=4;//Number of poles
+IL=75;//Line current in A
+cosx=0.8;//Power factor
+n=0.8;//Efficiency of the motor
+s=0.03;//slip of the motor
+f=50;//Frequency in Hz
+
+//CALCULATIONS
+Pm=(sqrt(3)*VL*IL*cosx*n);//Output power in W
+Ns=(120*f)/P;//Synchronous speed in rpm
+N=(1-s)*Ns;//Actual speed in rpm
+
+//OUTPUT
+mprintf('Shaft output power is %3.0f W\nActual speed is %i rpm',Pm,N)
+
+//=================================END OF PROGRAM==============================