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

---
 2498/CH5/EX5.20/ex5_20.sce | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100755 2498/CH5/EX5.20/ex5_20.sce

(limited to '2498/CH5/EX5.20')

diff --git a/2498/CH5/EX5.20/ex5_20.sce b/2498/CH5/EX5.20/ex5_20.sce
new file mode 100755
index 000000000..20f88a564
--- /dev/null
+++ b/2498/CH5/EX5.20/ex5_20.sce
@@ -0,0 +1,20 @@
+// Exa 5.20
+clc;
+clear;
+close;
+format('v',6)
+// Given data
+Vi= 10*10^-3;// input voltage in V
+A=1000;// open loop voltage gain
+Do= 10;//second harmonic distortion in %
+feedback= 40;//feedback in dB
+feedback= 10^(feedback/20);
+// feedback= 1+A*bita or
+bita= (feedback-1)/A
+Af= A/(1+A*bita);
+// New value of second harmonic distortion,
+Df= Do/(1+A*bita);// in %
+disp(Df," The new value of second harmonic distortion in % is : ")
+// New value of input required,
+Vs= Vi*(1+A*bita);// in V
+disp(Vs,"The new value of input required in volts is : ")
-- 
cgit