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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 /273/CH24/EX24.5/ex24_5.sce | |
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initial commit / add all books
Diffstat (limited to '273/CH24/EX24.5/ex24_5.sce')
| -rwxr-xr-x | 273/CH24/EX24.5/ex24_5.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/273/CH24/EX24.5/ex24_5.sce b/273/CH24/EX24.5/ex24_5.sce new file mode 100755 index 000000000..6907c4e8b --- /dev/null +++ b/273/CH24/EX24.5/ex24_5.sce @@ -0,0 +1,17 @@ +clc;clear;
+//Example 24.5
+//calculation of numerical aperture and maximum acceptance angle
+
+//given values
+n=1.480;//core refractive index
+u=1.47;//index of glass
+l=850*10^-9;//wavelength of light
+V=2.405;//V-number
+
+//calculation
+r=V*l/sqrt(n^2-u^2)/%pi/2;//in m
+disp(r*10^6,'core radius in micrometre is');
+N=sqrt(n^2-u^2);
+disp(N,'numerical aperture is');
+alpha=asin(N)*180/%pi;
+disp(alpha,'max acceptance angle is');
\ No newline at end of file |