initial commit / add all books

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diff --git a/3784/CH5/EX5.8/Ex5_8.sce b/3784/CH5/EX5.8/Ex5_8.sce
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+clc

+//variable initialisation

+Vm=400 //input of motor in volt

+F=50 //supply frequency in hrtz

+P=4 //Number Of Poles

+R1=1 //resistance of stator in ohm

+R2=0.4 //resistance of rotor in ohm

+X1=1 //reactance of Motor in ohm

+X2=1 //reactance of Motor in ohm

+Xm=50 //reactance of Motor in ohm

+Vc=231 //Constant Voltage Source In Volt

+I1=28//Current from Constant Current Source in Amp

+//Solution

+Xe=(X1*Xm)/(X2+Xm)

+Sm=R2/(Xe+X2)

+Sm1=R2/(X2+Xm)

+Ve=(Vc*Xm)/(X1+Xm)

+Ws=(4*%pi*F)/(P)

+Test=(3/Ws)*(((Ve)^2)/(R2^2+(X2+Xe)^2))*R2

+Tem=(3/Ws)*(((Ve)^2)/(2*(X2+Xe)))

+Test1=(3/Ws)*(((I1*Xm)^2)/(R2^2+(X2+Xm)^2))*R2

+Tem1=(3/Ws)*(((I1*Xm)^2)/(2*(X2+Xm)))

+Im=I1*((R2/Sm1)+(%i*X2))/((R2/Sm1)+%i*(X2+Xm))

+V1=sqrt(3)*abs(Im)*Xm

+printf('\n\n The Slip for maximum torque for Voltage source=%0.1f\n\n',Sm)

+printf('\n\n The Slip for maximum torque for current source=%0.1f\n\n',Sm1)

+printf('\n\n The Starting Torque for Voltage source=%0.1f N-m\n\n',Test)

+printf('\n\n The Maximum Torque for Voltage Source=%0.1f N-m\n\n',Tem)

+printf('\n\n The Starting Torque for Current Source=%0.1f N-m\n\n',Test1)

+printf('\n\n The Maximum Torque for Current Source=%0.1f N-m\n\n',Tem1)

+printf('\n\n The Supply voltage required=%0.1f Volt\n\n',V1)

+//The answers vary due to round off error