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

---
 3411/CH7/EX7.4.u1/Ex7_4_u1.sce | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 3411/CH7/EX7.4.u1/Ex7_4_u1.sce

(limited to '3411/CH7/EX7.4.u1/Ex7_4_u1.sce')

diff --git a/3411/CH7/EX7.4.u1/Ex7_4_u1.sce b/3411/CH7/EX7.4.u1/Ex7_4_u1.sce
new file mode 100644
index 000000000..dfde2872d
--- /dev/null
+++ b/3411/CH7/EX7.4.u1/Ex7_4_u1.sce
@@ -0,0 +1,10 @@
+//Example 7_4_u1
+clc();
+clear;
+//To calculate the numerical apperture and angle of acceptance
+n1=1.45
+n2=1.40
+NA=sqrt(n1^2-n2^2)
+printf("Numerical apperture is NA=%.3f\n",NA)
+ia=asin(NA)*180/%pi             //units in degrees
+printf("Angle of acceptance is ia=%.2f Degrees",ia)
-- 
cgit