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diff --git a/1616/CH2/EX2.2/ex2_2.sce b/1616/CH2/EX2.2/ex2_2.sce
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+//ex 2.2  to find complex propogation const at (a)1MHz (b)1GHz
+r=0.1; //in ohm
+l=0.2e-6; //in henry
+c=10e-12; //in farad
+g=0.02; //in mho
+f1=1e6;
+w1=2*%pi*f1;
+k1=sqrt((r+%i*w1*l)*(g+%i*w1*c));
+disp('propogation const at F=1MHz is='+string(k1)+'/m');
+f2=1e9;
+w2=2*%pi*f2;
+k2=sqrt((r+%i*w2*l)*(g+%i*w2*c));
+disp('propogation const at F=1GHz is='+string(k2)+'/m');