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

---
 1271/CH15/EX15.15/15.txt           |  5 +++++
 1271/CH15/EX15.15/example15_15.sce | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100755 1271/CH15/EX15.15/15.txt
 create mode 100755 1271/CH15/EX15.15/example15_15.sce

(limited to '1271/CH15/EX15.15')

diff --git a/1271/CH15/EX15.15/15.txt b/1271/CH15/EX15.15/15.txt
new file mode 100755
index 000000000..bb880f3ef
--- /dev/null
+++ b/1271/CH15/EX15.15/15.txt
@@ -0,0 +1,5 @@
+ # PROBLEM 15 # 
+Standard formula used 
+ E = (n^2 * h^2) / (8 * m * L^2)) 
+
+ Energy difference is 1.805951e-17 J.
diff --git a/1271/CH15/EX15.15/example15_15.sce b/1271/CH15/EX15.15/example15_15.sce
new file mode 100755
index 000000000..9746207c0
--- /dev/null
+++ b/1271/CH15/EX15.15/example15_15.sce
@@ -0,0 +1,17 @@
+clc 
+// Given that
+l = 1e-10 // width of box in m
+e = 1.6e-19 // charge on an electron in C
+m = 9.1e-31 // mass of electron in kg
+c = 3e8 // speed of light in m/sec
+h = 6.62e-34 // Planck constant in J-sec
+// Sample Problem 15 on page no. 15.30
+printf("\n # PROBLEM 15 # \n")
+printf("Standard formula used \n")
+printf(" E = (n^2 * h^2) / (8 * m * L^2)) \n")
+n = 1 // for n=1
+E = (n^2 * h^2) / (8 * m * l^2)
+n = 2 // for n=2
+E_ = (n^2 * h^2) / (8 * m * l^2)
+d = E_ - E
+printf("\n Energy difference is %e J.",d)
-- 
cgit