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diff --git a/1319/CH1/EX1.22/1_22.sce b/1319/CH1/EX1.22/1_22.sce
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+//To find the resistor for a given Q factor
+
+clc;
+clear;
+
+f0=600*(10^3);
+bw=50*(10^3); // Bandwidth
+
+L=1.3*(10^-3); // Inductance
+
+Q=30;
+
+Xl=2*%pi*f0*L; // Inductive Reactance
+
+Xco=Xl;// At resonance Xl= Xco
+
+Zto=Q*Xco;
+
+Qd=f0/bw; // Required Q for the circuit
+
+Zdto= Qd*Xco; // The equivalent input resistance required
+
+Rd=poly(0,'Rd');
+
+x=(Zdto*(Zto+Rd))-(Zto*Rd); // Characteristic equation to the shunt resistance
+
+Rd=roots(x); // Shunt resistance
+
+printf('The resistance that is to be connected across the coil = %g k ohms\n',Rd/1000)
+
+