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+// Example 6.3
+// Determine (a) NEMA standard horsepower rating of machine (b) Required 
+// running capacitance (c) Additional capacitance required for starting
+// Page No. 271
+
+clc;
+clear;
+close;
+
+// Given data
+hp=35;                // Power in hp
+p=3;                  // Number of phase
+f=60;                 // Frequency
+
+
+// (a) NEMA standard horsepower rating of machine
+
+Prated3ph=hp*p/2;
+
+// (b)Required running capacitance
+
+C1=26.5*f;
+
+// (c) Additional capacitance required for starting.
+
+C2=230*f-C1;
+
+// Display result on command window
+printf("\n NEMA standard horsepower rating of machine = %0.1f hp ",Prated3ph);
+printf("\n Required running capacitance = %0.0f microF ",C1);
+printf("\n Additional capacitance required for starting = %0.0f microF ",C2);
+