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+clc
+clear
+
+//input
+y1=0.01-(%i*0.03);//first admittance in mho
+y2=0.05+(%i*0);//second admittance in mho
+y3=%i*0.05;//third admittance in mho
+//three admittances are connected in parallel
+v=250;//supply voltage in volts
+
+//calculations
+y=y1+y2+y3;//total admittance in mho
+Y=(((real(y)^2)+(imag(y)^2)))^0.5;//magnitude of total admittance in mho
+phi=(180/%pi)*atan((imag(y))/(real(y)));//phase angle in degrees
+i=v*Y;//current in amperes
+
+//output
+mprintf('the total current is %3.1f A leading on the voltage by %3.1f degrees',i,phi)