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Diffstat (limited to '3784/CH4/EX4.40/Ex4_40.sce')
| -rw-r--r-- | 3784/CH4/EX4.40/Ex4_40.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/3784/CH4/EX4.40/Ex4_40.sce b/3784/CH4/EX4.40/Ex4_40.sce new file mode 100644 index 000000000..95420d847 --- /dev/null +++ b/3784/CH4/EX4.40/Ex4_40.sce @@ -0,0 +1,17 @@ +clc
+//Variable Initialisation
+Ea=220//Input Voltage of motor in volts
+N1=700//Rated Speed of Motor in rpm
+T1=247
+Ra=0.06//Armature resistance in ohm
+Rf=0.04
+d1=0.7
+T2=1.5*T1
+Ia1=133//Armature Current in Ampere
+//Solution
+K=T2/Ia1
+R=Ra+Rf
+Eb=(d1*Ea)-(Ia1*R)//Wrong value taken in book for Armature current
+W=Eb/K
+N2=W*60/(2*%pi)
+printf('\n\n Motor Speed=%0.1f rpm\n\n',N2)//The answer provided in the textbook is wrong
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