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

---
 1694/CH2/EX2.19/EX2_19.sce | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 1694/CH2/EX2.19/EX2_19.sce

(limited to '1694/CH2/EX2.19/EX2_19.sce')

diff --git a/1694/CH2/EX2.19/EX2_19.sce b/1694/CH2/EX2.19/EX2_19.sce
new file mode 100644
index 000000000..45b0714a8
--- /dev/null
+++ b/1694/CH2/EX2.19/EX2_19.sce
@@ -0,0 +1,15 @@
+clear;
+clc;
+printf("\nEx2.19\n");
+//page no.-65
+//given
+del_x=10^-9;...............//uncertainty in position of electron in m
+h=6.6*10^-34;................//planck's constant in joule-sec
+m=9*10^-31;....................//mass of e in kg
+
+del_p=h/del_x...............//uncertainty in momentum in kg*m/sec
+//as p=m*v
+
+del_v=del_p/m................//uncertainty in velocity in m/s
+
+printf("\nuncertainty in velocity is 7.3*10^5 m/s\n");
-- 
cgit