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+//===========================================================================
+//chapter 6 example 1
+
+clc;
+clear all;
+
+//variable declaration
+Im = 50*10^-6; //full scale deflection current in A
+Rm = 1000; //instrument resistance in Ω
+I = 1; //total current to be measured in A
+
+//calculations
+Rs = (Rm/((I/(Im))-1)); //resistance of ammeter in Ω
+
+
+//result
+mprintf("resistance of ammeter shunt required Rs = %3.7f Ω",Rs);