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Diffstat (limited to '3543/CH2/EX2.012')
| -rw-r--r-- | 3543/CH2/EX2.012/EX2_12.png | bin | 0 -> 35207 bytes | |||
| -rw-r--r-- | 3543/CH2/EX2.012/Ex2_12.sce | 26 |
2 files changed, 26 insertions, 0 deletions
diff --git a/3543/CH2/EX2.012/EX2_12.png b/3543/CH2/EX2.012/EX2_12.png Binary files differnew file mode 100644 index 000000000..e3ea413a5 --- /dev/null +++ b/3543/CH2/EX2.012/EX2_12.png diff --git a/3543/CH2/EX2.012/Ex2_12.sce b/3543/CH2/EX2.012/Ex2_12.sce new file mode 100644 index 000000000..a76713538 --- /dev/null +++ b/3543/CH2/EX2.012/Ex2_12.sce @@ -0,0 +1,26 @@ +// Example 2.12
+// Computation of (a) numerical aperature and (b) maximum angle of entrance
+// Page no 482
+
+clc;
+clear;
+close;
+
+//Given data
+n1=1.48; // Refractive index of core
+n2=1.46; // Refractive index of cladding
+
+// (a) Numerical Aperture
+NA=sqrt(n1^2-n2^2);
+
+//(b) Maximum angle of entrance
+theata=asind(NA);
+
+//Displaying result in the command window
+printf("\n Numerical Aperture = %0.3f ",NA);
+printf("\n Maximum angle of entrance (degress) = %0.0f ",theata);
+
+// Final answer in the book is wrong. Please refer example 2.11 of
+// Fiber Optic Communication by Gerd Keiser book.
+
+
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