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diff --git a/165/CH4/EX4.15/ex4_15.sce b/165/CH4/EX4.15/ex4_15.sce
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+//Example 4.15
+clc;
+
+Ifsd=1*10^-3;            //Full scale deflection current
+Rm=200;                  //Meter resistence
+Erms=10;                 //RMS voltage
+Range=0.45*Erms;         //RMS to DC value
+
+//Using Sensitivity 
+S=1/Ifsd;                //Sentitivity of meter
+Rs=S*Range-Rm;           //Multiplier resistence
+disp(Rs,'Multiplier Resistence using Sensitivity')
+
+//Using KVl
+Rs=0.45*Erms/Ifsd-Rm;    //Multiplier resistence
+disp(Rs,'Multiplier resistence ')
+\ No newline at end of file