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

---
 1991/CH4/EX4.7/7.sce | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100755 1991/CH4/EX4.7/7.sce

(limited to '1991/CH4/EX4.7')

diff --git a/1991/CH4/EX4.7/7.sce b/1991/CH4/EX4.7/7.sce
new file mode 100755
index 000000000..8debad005
--- /dev/null
+++ b/1991/CH4/EX4.7/7.sce
@@ -0,0 +1,12 @@
+clc
+clear
+//INPUT DATA
+us=264 //speed of jet fighter
+x=71.7
+v=340 //velocity of sound
+f=1*10^3 //frequency
+//calculation
+usd=us*cosd(x)//horizontal component of velocity
+fr= (v*f)/(v-usd) -((v*f)/(v+usd))//frequency range ,doppler effect
+//output
+printf("the frequency range is %3.3f Hz ",fr)
-- 
cgit