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+//=============================================================
+//Chapter 5 example 26
+
+clc;
+clear all;
+
+//variable declaration
+Vmax        = 100;          //maximum value of applied voltage in V
+R           = 2;            //resistance in Ω
+
+
+//calculations
+Imax        = Vmax/R;           //maximum value of current flowing through instruments in A
+mprintf("x  = (Imax^2)*((sin(theta))^2)");
+//Irms      = sqrt((1/2*%pi)*{(integral(x*dtheta))}(0-%pi))
+Irms        = sqrt(((Imax^2)/(2*%pi))*((%pi/2)));
+mprintf("\n y  = (Imax*sin(theta))");
+//Iav         = sqrt((1/2*%pi)*{(integral(y*dtheta))}(0-%pi)
+Iav         = Imax/%pi;
+
+
+//result
+mprintf("\nthe hot-wire ammeter reads rms value = %3.2f A",Irms);
+mprintf("\nmoving coil ammeter reads average value = %3.2f A",Iav);
+
+