1853/CH5/EX5.5/Ex5_5.sce


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//calculate the emf induced in the armature
Il=200
Vl=500
Ra=0.03
Rs=0.015
R=150
BCD=2  //one volt per brush
I=Vl/R
Ia=Il+I
Eg=Vl+(Ia*Ra)+(Ia*Rs)+BCD
disp('emf induced=     '+string(Eg)+'     volts');