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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2825/CH14/EX14.10 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2825/CH14/EX14.10')
| -rwxr-xr-x | 2825/CH14/EX14.10/Ex14_10.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/2825/CH14/EX14.10/Ex14_10.sce b/2825/CH14/EX14.10/Ex14_10.sce new file mode 100755 index 000000000..62b0ff629 --- /dev/null +++ b/2825/CH14/EX14.10/Ex14_10.sce @@ -0,0 +1,19 @@ +//Ex14_10 Pg-698
+clc
+
+n1=1.48 //core refracrive index
+n2=1.47 //cladding refractive index
+lamda=850e-6 //cut-off wavelength
+V=2.405 //normalised frequency
+//In the book cut off wavelength in the question is 850 um but in
+// the calcution part it is taken as 850nm. Here I've taken 850um
+d=V*lamda/(%pi*sqrt(n1^2-n2^2)) //diamter of core
+a=d/2 //radius of core
+printf("Radius of core = %.2f mm \n",a*1e3)//answer in the book is wrong
+
+NA=sqrt(n1^2-n2^2) //numerical apperture
+printf(" Numerical apperture = %.4f \n",NA)
+
+AA_rad=asin(NA/n) //maximum Acceptance angle in rad
+AA=AA_rad*180/%pi //maximum entrance angle in degree
+printf(" Acceptance angle i0 = %.2f degree \n",AA)
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