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//Electric machines and power systems by Syed A Nasar
//Publisher:Tata McGraw Hill
//Year: 2002 ; Edition - 7
//Example 6.12
//Scilab Version : 6.0.0 ; OS : Windows
clc;
clear;
At1=2000; //amper eturns per pole
Va=250; //armature voltage in v
Ia=100; //armature current in A
Ra=0.12; //armature resistance in ohm
N=1200; //speed in rpm
E=Va-Ia*Ra;
E1=212; //from graph 6.41
N1=N*E/E1;
n1=N1*2*3.14/60;
T=E*Ia/n1;
printf('The motor speed is %f rpm[%f rad/s]\n',N1,n1);
printf('the torque is %f Nm',T)
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