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

---
 2198/CH1/EX1.40.6/Ex1_40_6.sce | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100755 2198/CH1/EX1.40.6/Ex1_40_6.sce

(limited to '2198/CH1/EX1.40.6/Ex1_40_6.sce')

diff --git a/2198/CH1/EX1.40.6/Ex1_40_6.sce b/2198/CH1/EX1.40.6/Ex1_40_6.sce
new file mode 100755
index 000000000..fa90f9542
--- /dev/null
+++ b/2198/CH1/EX1.40.6/Ex1_40_6.sce
@@ -0,0 +1,13 @@
+//Ex 1.40.6
+clc;clear;close;
+format('v',9);
+
+//Given : 
+sigma_n=0.1;//(ohm-cm)^-1
+mu_n=1300;//m^2/V-s
+ni=1.5*10^10;//per cm^3
+q=1.6*10^-19;//Coulomb
+n_n=sigma_n/q/mu_n;//per cm^3
+p_n=ni^2/n_n;//per cm^3
+p_n=p_n*10^6;//per m^3
+disp(p_n,"Concentration of holes(per m^3) : ");
-- 
cgit