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

---
 2720/CH1/EX1.21.2/ex1_21_2.sce | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100755 2720/CH1/EX1.21.2/ex1_21_2.sce

(limited to '2720/CH1/EX1.21.2/ex1_21_2.sce')

diff --git a/2720/CH1/EX1.21.2/ex1_21_2.sce b/2720/CH1/EX1.21.2/ex1_21_2.sce
new file mode 100755
index 000000000..7ffc416af
--- /dev/null
+++ b/2720/CH1/EX1.21.2/ex1_21_2.sce
@@ -0,0 +1,13 @@
+// Exa 1.21.2
+clc;
+clear;
+close;
+// Given data
+lembda = 1.6;// in Å
+lembda = lembda * 10^-10;// in m
+theta = 14.2;// in degree
+n = 1;
+//Formula 2*d*sin(theta) = n*lembda;
+d = (n*lembda)/(2*sind(theta));// in m
+d = d * 10^10;// in Å
+disp(d,"The spacing of atomic layer in the crystal in Å is");
-- 
cgit