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

---
 2444/CH10/EX10.4/ex10_4.sce | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100755 2444/CH10/EX10.4/ex10_4.sce

(limited to '2444/CH10/EX10.4')

diff --git a/2444/CH10/EX10.4/ex10_4.sce b/2444/CH10/EX10.4/ex10_4.sce
new file mode 100755
index 000000000..3743a2a34
--- /dev/null
+++ b/2444/CH10/EX10.4/ex10_4.sce
@@ -0,0 +1,40 @@
+// Exa 10.4
+clc;
+clear;
+close;
+format('v',6)
+// Given data
+T= 500*10^-6;// in sec
+h_femin = 25;// unit less
+I_CEsat = 5;// in mA
+I_CEsat = I_CEsat * 10^-3;// in A
+V_CC = 10;// in V
+V_BB = 4;// in V
+V_CEsat = 0.4;// in V
+V_BEsat = 0.8;// in V
+V_BEoff = -1;// in V
+R_C2 = (V_CC-V_CEsat)/I_CEsat;// in ohm
+R_C1= R_C2;// in ohm
+disp(R_C1*10^-3,"The value of R_C1 in k ohm is");
+disp(R_C2*10^-3,"The value of R_C2 in k ohm is");
+I_B2min = I_CEsat/h_femin;// in A
+I_B2actual = 1.5*I_B2min;// in A
+R = (V_CC-V_BEsat)/(I_B2actual);// in ohm
+disp(R*10^-3,"The value of R in k ohm is");
+C= T/(0.693*R);// in F
+disp(C*10^6,"The value of C in µF is : ")
+R1= poly(0,'R1');
+R2= 2.143*R1;// in ohm
+// I_B1actual= (V_CC-V_BE1sat)/(R_C+R1) - (V_BE1sat+V_BB)/R2 and R2= 2.143*R1 so
+R1= I_B2actual*R2*(R1+R_C1)-V_CC*R2+V_BEsat*R2+R1*V_BEsat+R1*V_BB+R_C1*V_BEsat+R_C1*V_BB;
+R1= roots(R1);// in ohm
+R1= R1(1);// in ohm
+R1= R1*10^-3;// in kohm
+R2= 2.143*R1;// in k ohm
+disp(R1,"The value of R1 in kΩ is : ")
+disp(R2,"The value of R2 in kΩ is : ")
+R1= R1*10^3;// in ohm
+R1C1= 1*10^-6;// in F
+C1= R1C1/R1;// in F
+C1= C1*10^12;// in pF
+disp(C1,"The value of C1 in pF is : ")
-- 
cgit