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// Example 16.17
Ra=0.2; // Resistance
V=250; // Supply voltage
Eb=0; // Voltage at rest
Ia=(V-Eb)/Ra; // Current drawn by the machine at Eb=200
disp(' Current drawn by the machine at (Eb=0) = '+string(Ia)+' Amp');
Eb1=200; // Voltage at Eb=200
Ia1=(V-Eb1)/Ra; // Current drawn by the machine at Eb=200
disp(' Current drawn by the machine at (Eb=200) = '+string(Ia1)+' Amp');
Eb2=250; // Voltage at Eb=250
Ia2=(V-Eb2)/Ra; // Current drawn by the machine at Eb=250
disp(' Current drawn by the machine at (Eb=250) = '+string(Ia2)+' Amp');
Eb3=-250; // Voltage at Eb=-250
Ia3=(V-Eb3)/Ra; // Current drawn by the machine at Eb=-250
disp(' Current drawn by the machine at (Eb=-250) = '+string(Ia3)+' Amp');
// p 653 16.17
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