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Diffstat (limited to '3281/CH2/EX2.28/ex2_28.sce')
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diff --git a/3281/CH2/EX2.28/ex2_28.sce b/3281/CH2/EX2.28/ex2_28.sce new file mode 100755 index 000000000..6aef5aca1 --- /dev/null +++ b/3281/CH2/EX2.28/ex2_28.sce @@ -0,0 +1,29 @@ +//Page Number: 112
+//Example 2.28
+clc;
+//Given
+c=3D+8; //m/s
+er=9;
+a=7; //cm
+a1=a/100; //m
+b=3.5; //cm
+b1=b/100; //m
+ur=1;
+f1=2D+9; //Hz
+
+//(i) Cut off frequency
+lamc=2*a1;
+fc=c/(lamc*sqrt(ur*er));
+disp('Ghz',fc/10^9,'Cut off frequency:');
+
+//(ii) Phase velocity
+lam=c/f1;//m
+lam1=lam*100;//cm
+lamc1=lamc*100;//cm
+lamg=lam1/(sqrt((ur*er)-((lamc1/lam1)^2))); //cm
+lamg1=lamg/100;//m
+vp=f1*lamg1;
+disp('m/s',vp,'Phase velocity:');
+
+///(iii)Guide wavelength
+disp('cm',lamg,'Guide wavelength:');
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