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

---
 2258/CH2/EX2.11/2_11.sce | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100755 2258/CH2/EX2.11/2_11.sce

(limited to '2258/CH2/EX2.11')

diff --git a/2258/CH2/EX2.11/2_11.sce b/2258/CH2/EX2.11/2_11.sce
new file mode 100755
index 000000000..62df8945d
--- /dev/null
+++ b/2258/CH2/EX2.11/2_11.sce
@@ -0,0 +1,14 @@
+clc();
+clear;
+// To calculate the mean free path of electron
+T=300;   //temperature in K
+n=8.5*10^28;   //density per m^3
+rho=1.69*10^-8;   //resistivity in ohm/m^3
+me=9.11*10^-31;    //mass of electron in kg
+e=1.6*10^-19;    //charge in coulomb
+KB=1.38*10^-23;    //boltzmann constant in J/k
+lamda=sqrt(3*KB*me*T)/(n*(e^2)*rho);
+printf("mean free path of electron in m is");
+disp(lamda);
+
+//answer given in the book is wrong
-- 
cgit