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

---
 2825/CH12/EX12.2/Ex12_2.sce | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 2825/CH12/EX12.2/Ex12_2.sce

(limited to '2825/CH12/EX12.2/Ex12_2.sce')

diff --git a/2825/CH12/EX12.2/Ex12_2.sce b/2825/CH12/EX12.2/Ex12_2.sce
new file mode 100755
index 000000000..2b0962709
--- /dev/null
+++ b/2825/CH12/EX12.2/Ex12_2.sce
@@ -0,0 +1,16 @@
+//Ex12_2 Pg-588
+clc
+
+RL=3.3*10^(3) //load resistor in ohm
+R=5.6*10^(3) //resistor R in ohm
+C=0.001*10^(-6) //capacitance in farad
+
+disp("For oscillations to be maintained in a RC oscillator, ")
+hfe=(23+(29*R/RL)+(4*RL/R)) //transistor current gain
+printf("                    = %.f \n",hfe)
+
+disp("Frequency of oscillations,")
+f=1/(2*%pi*C*sqrt((4*R*RL)+(6*R^2))) 
+//frequency of oscillation (textbook answer is wrong
+// because of the used of wrong value of C)
+printf("            = %.1f Hz",f)
-- 
cgit