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

---
 68/CH5/EX5.19/ex19.sce | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 68/CH5/EX5.19/ex19.sce

(limited to '68/CH5/EX5.19')

diff --git a/68/CH5/EX5.19/ex19.sce b/68/CH5/EX5.19/ex19.sce
new file mode 100755
index 000000000..14feeed58
--- /dev/null
+++ b/68/CH5/EX5.19/ex19.sce
@@ -0,0 +1,21 @@
+// Example 5.19 : To select values of capacitance required
+R_B=100000; // (ohm)
+r_pi=2500; // (ohm)
+R_C=8000; // (ohm)
+R_L=5000; // (ohm)
+R_sig=5000; // (ohm)
+B=100; // beta value
+g_m=0.04; // (A/V)
+r_pi=2500; //(ohm)
+f_L=100; // (Hz)
+r_e=25; // (ohm)
+R_C1=R_B*r_pi/(R_B+r_pi)+R_sig; // Resistance seen by C_C1 
+R_E=r_e+R_B*R_sig/((R_B+R_sig)*(B+1)); // Resistance seen by C_E
+R_C2=R_C+R_L;// Resistance seen by C_C2
+w_L=2*%pi*f_L;
+C_E=1/(R_E*0.8*w_L); //C_E is to contribute only 80% of the value of w_L
+disp(C_E,"C_E (F)") 
+C_C1=1/(R_C1*0.1*w_L); //C_C1 is to contribute only 10% of the value of f_L
+disp(C_C1,"C_C1 (F)")
+C_C2=1/(R_C2*0.1*w_L); //C_C2 should contribute only 10% of the value of f_L
+disp(C_C2,"C_C2 (F)")
\ No newline at end of file
-- 
cgit