initial commit / add all books

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diff --git a/2288/CH5/EX5.14.6/ex5_14_6.sce b/2288/CH5/EX5.14.6/ex5_14_6.sce
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+//Exa 5.14.6

+clc;

+clear;

+close;

+// Given data

+bita= 100;

+V_BEsat= 0.8;// in V

+V_CEsat= 0.2;// in V

+V_BEact= 0.7;// in V

+V_CC = 10;// in V

+V_BB=5;// in V

+R_E = 2;// in kΩ

+R_C = 3;// in kΩ

+R_B= 50;// in kΩ

+// Applying KVL to collector loop

+// V_CC= I_Csat*R_C +V_CEsat +I_E*R_E and I_E= I_Csat+I_B, So

+//I_B= ((V_CC-V_CEsat)-(R_C+R_E)*I_Csat)/R_E;           (i)

+// Applying KVL to base loop

+// V_BB-I_B*R_B -V_BEsat-I_E*R_E =0 and I_E= I_Csat+I_B, So

+//V_BB-V_BEsat= R_E*I_Csat + (R_B+R_E)*I_B              (ii)

+// From eq (i) and (ii)

+I_B = ((V_BB-V_BEsat)*5- (V_CC-V_CEsat)*2) / ((R_B+R_E)*5 - R_E*2) ;// in mA

+I_Csat= ((V_CC-V_CEsat)-R_E*I_B)/(R_C+R_E);// in mA

+I_Bmin= I_Csat/bita;// in mA

+if I_B<I_Bmin then

+    disp("Since the value of I_B ("+string(I_B*10^3)+"µA) is less than the value of I_Bmin ("+string(I_Bmin*10^3)+"µA)");

+    disp("So the transistor is not in the saturation region. But it is conducting hence it can not be in cutoff.")

+    disp("Therefore the transistor is in the active region")

+end