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

---
 2300/CH23/EX23.31.9/Ex23_9.sce | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100755 2300/CH23/EX23.31.9/Ex23_9.sce

(limited to '2300/CH23/EX23.31.9/Ex23_9.sce')

diff --git a/2300/CH23/EX23.31.9/Ex23_9.sce b/2300/CH23/EX23.31.9/Ex23_9.sce
new file mode 100755
index 000000000..ddd1613a9
--- /dev/null
+++ b/2300/CH23/EX23.31.9/Ex23_9.sce
@@ -0,0 +1,11 @@
+//scilab 5.4.1
+//Windows 7 operating system
+//chapter 23 Lasers,Fibre Optics,and Holography
+clc
+clear
+h=6.62*10^-34//h=Planck's constant
+v=2.4*10^15//v=frequency of emitted radiation in Hz
+c=3*10^8//c=velocity of light in vacuum in m/s
+A21=1/(1.66*10^-8)//A21=mean spontaneous life time
+B21=((c^3)*A21)/(8*%pi*h*(v^3))//B21=probability of stimulated emission
+disp("m^3/(J.s^2)",B21,"The desired probability is =")
-- 
cgit