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| author | priyanka | 2015-06-24 15:03:17 +0530 |
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| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1883/CH3/EX3.4.5/Example3_13.sce | |
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Diffstat (limited to '1883/CH3/EX3.4.5/Example3_13.sce')
| -rwxr-xr-x | 1883/CH3/EX3.4.5/Example3_13.sce | 17 |
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diff --git a/1883/CH3/EX3.4.5/Example3_13.sce b/1883/CH3/EX3.4.5/Example3_13.sce new file mode 100755 index 000000000..cbedee7d4 --- /dev/null +++ b/1883/CH3/EX3.4.5/Example3_13.sce @@ -0,0 +1,17 @@ +//Chapter-3,Example3_4_5,pg 3-12
+
+wavelength=1*10^-6 //wavelength of light
+
+r=50*10^-6 //radius of core
+
+n1=1.50 //refractive index of core
+
+n2=1.48 //refractive index of cladding
+
+NA=sqrt(n1^2-n2^2) //numerical aperture
+
+d=2*r //diameter of core
+
+N=%pi^2*d^2*NA^2/(2*wavelength^2) //the number of modes propogating through fibre
+
+printf("\nthe number of modes propogating through fibre is N = %.f\n",N)
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