From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 3665/CH13/EX13.2/Ex13_2.sce | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 3665/CH13/EX13.2/Ex13_2.sce

(limited to '3665/CH13/EX13.2/Ex13_2.sce')

diff --git a/3665/CH13/EX13.2/Ex13_2.sce b/3665/CH13/EX13.2/Ex13_2.sce
new file mode 100644
index 000000000..2bf8392bd
--- /dev/null
+++ b/3665/CH13/EX13.2/Ex13_2.sce
@@ -0,0 +1,18 @@
+clc//
+//
+//
+
+//Variable declaration
+n1=1.563;     //refractive index of core
+n2=1.498;     //refractive index of cladding
+
+//Calculation
+NA=sqrt(n1^2-n2^2);    //numerical aperture
+alpha_i=asin(NA);      //angle of acceptance(radian)
+alpha_i=(alpha_i*180/%pi);    //angle(degrees)
+alpha_id=int(alpha_i);
+alpha_im=60*(alpha_i-alpha_id);
+
+//Result
+printf("\n angle of acceptance is %0.3f degrees %0.1f minutes",alpha_id,alpha_im)
+printf("\n answer varies due to rounding off errors")
-- 
cgit