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

---
 1619/CH2/EX2.2.7/Example2_2_7.sce | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 1619/CH2/EX2.2.7/Example2_2_7.sce

(limited to '1619/CH2/EX2.2.7/Example2_2_7.sce')

diff --git a/1619/CH2/EX2.2.7/Example2_2_7.sce b/1619/CH2/EX2.2.7/Example2_2_7.sce
new file mode 100755
index 000000000..49e544910
--- /dev/null
+++ b/1619/CH2/EX2.2.7/Example2_2_7.sce
@@ -0,0 +1,16 @@
+//Example 2.2.7 page 2.9
+
+clc;
+clear;
+z= 10;
+p0= 100*10^-6;  // input power
+pz=5*10^-6;     //output power
+alpha = 10*log10(p0/pz);    //total attenuation
+printf("The overall signal attenuation is %.2f dB",alpha);
+alpha = alpha/z;    // attenuation per km
+printf("\n\nThe attenuation per Km is %.2f dB/Km",alpha);
+z_new = 12;
+splice_attenuation = 11*0.5;
+cable_attenuation = alpha*z_new;
+total_attenuation = splice_attenuation+cable_attenuation;
+printf("\n\nThe overall signal attenuation for 12Kms is %.1f dB",total_attenuation);
-- 
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