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

---
 2912/CH2/EX2.3/Ex2_3.sce | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 2912/CH2/EX2.3/Ex2_3.sce

(limited to '2912/CH2/EX2.3/Ex2_3.sce')

diff --git a/2912/CH2/EX2.3/Ex2_3.sce b/2912/CH2/EX2.3/Ex2_3.sce
new file mode 100755
index 000000000..0d8d5de9c
--- /dev/null
+++ b/2912/CH2/EX2.3/Ex2_3.sce
@@ -0,0 +1,16 @@
+//chapter 2
+//example 2.3
+//calculate lattice constant
+//page 41-42
+clear;
+clc;
+//given
+N=6.02E26; // in /Kg-atom (Avogadro's number)
+n=2; // number of molecules per unit cell for bcc lattice
+M=55.85; // in Kg/Kg-atom (atomic weight of Iron)
+p=7860; // in Kg/m^3 (density)
+//calculate
+a=nthroot((n*M/(N*p)),3);
+printf('\nThe lattice constant is\ta=%1.3E m',a); 
+a=a*1E10; // changing unit to Angstrom
+printf('\n\t\t\ta=%.3f Angstrom',a); 
-- 
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