From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 3669/CH4/EX4.9/9.sce | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 3669/CH4/EX4.9/9.sce

(limited to '3669/CH4/EX4.9')

diff --git a/3669/CH4/EX4.9/9.sce b/3669/CH4/EX4.9/9.sce
new file mode 100644
index 000000000..394c3e2f7
--- /dev/null
+++ b/3669/CH4/EX4.9/9.sce
@@ -0,0 +1,10 @@
+//Variable declaration
+me=1.676*10**-27;    //mass(kg)  
+mn=9.1*10**-31;    //mass(kg)
+h=6.63*10**-34;    //planck's constant
+
+//Calculation
+lamda_n=h/sqrt(4*mn*me);      //de broglie wavelength(m)
+
+//Result
+printf('de broglie wavelength is %0.3f  nm   \n',int(lamda_n*10**9))
\ No newline at end of file
-- 
cgit