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

---
 3543/CH3/EX3.20/Ex3_20.sce | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 3543/CH3/EX3.20/Ex3_20.sce

(limited to '3543/CH3/EX3.20/Ex3_20.sce')

diff --git a/3543/CH3/EX3.20/Ex3_20.sce b/3543/CH3/EX3.20/Ex3_20.sce
new file mode 100644
index 000000000..201b2eb5a
--- /dev/null
+++ b/3543/CH3/EX3.20/Ex3_20.sce
@@ -0,0 +1,21 @@
+// Example 3.20 
+// Computation of pulse power
+// Page no 485
+
+clc;
+clear;
+close;
+
+// Given data
+L=0.1;               // Length of laser
+R=0.8;               // Mirror reflectance of end mirror
+E=1.7;               // Laser pulse energy
+c=3*10^8;            // Velocity of light
+t=L/((1-R)*c);         // Cavity life time
+
+// Pulse power
+p=E/t;                       
+
+//Display result on command window
+printf("\n Pulse power (W)= %0.0f  ",p);
+
-- 
cgit