From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 1847/CH7/EX7.2/Ch07Ex2.sce | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 1847/CH7/EX7.2/Ch07Ex2.sce

(limited to '1847/CH7/EX7.2/Ch07Ex2.sce')

diff --git a/1847/CH7/EX7.2/Ch07Ex2.sce b/1847/CH7/EX7.2/Ch07Ex2.sce
new file mode 100755
index 000000000..503c1ac4d
--- /dev/null
+++ b/1847/CH7/EX7.2/Ch07Ex2.sce
@@ -0,0 +1,16 @@
+// Scilab Code Ex7.2:: Page-7.8 (2009)
+clc; clear;
+n1 = 1.50;       // Refractive index of core material of fibre
+n2 = 1.47;       // Refractive index of cladding material of fibre
+phi_C = asind(n2/n1);   // Critical angle of optical fibre, degrees
+NA = sqrt(n1^2-n2^2);   // Numerical aperture for the fibre 
+theta_Q = asind(sqrt(n1^2-n2^2));   // Acceptance angle of optical fibre, degrees
+
+printf("\nThe critical angle of optical fibre = %4.1f degrees", phi_C);
+printf("\nThe numerical aperture for the fibre  = %5.3f", NA);
+printf("\nThe angle of acceptance cone  = %5.1f degrees", theta_Q);
+
+// Result 
+// The critical angle of optical fibre = 78.5 degrees
+// The numerical aperture for the fibre  = 0.298
+// The angle of acceptance cone  =  17.4 degrees 
-- 
cgit