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

---
 728/CH4/EX4.21/Ex4_21.sce | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100755 728/CH4/EX4.21/Ex4_21.sce

(limited to '728/CH4/EX4.21/Ex4_21.sce')

diff --git a/728/CH4/EX4.21/Ex4_21.sce b/728/CH4/EX4.21/Ex4_21.sce
new file mode 100755
index 000000000..3155c151b
--- /dev/null
+++ b/728/CH4/EX4.21/Ex4_21.sce
@@ -0,0 +1,15 @@
+//Caption:Calculate the maximum power 
+//Exa:4.21
+clc;
+clear;
+close;
+c=3*10^10;//in cm/s
+f=9*10^9;//inHz
+E_max=300;//in V/cm
+d=5;
+wl_o=c/f;
+//For TE11
+wl_c=d*%pi/1.841;
+wl_g=wl_o/sqrt(1-(wl_o/wl_c)^2);
+P_max=0.498*E_max^2*d^2*(wl_o/wl_g);
+disp(P_max,'Maximum power (in watts) =');
-- 
cgit