From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 2459/CH11/EX11.15/Ex11_15.PNG     | Bin 0 -> 5794 bytes
 2459/CH11/EX11.15/Ex11_15.sce     |  27 +++++++++++++++++++++++++++
 2459/CH11/EX11.15/Figure11_15.JPG | Bin 0 -> 27152 bytes
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 create mode 100644 2459/CH11/EX11.15/Ex11_15.PNG
 create mode 100644 2459/CH11/EX11.15/Ex11_15.sce
 create mode 100644 2459/CH11/EX11.15/Figure11_15.JPG

(limited to '2459/CH11/EX11.15')

diff --git a/2459/CH11/EX11.15/Ex11_15.PNG b/2459/CH11/EX11.15/Ex11_15.PNG
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diff --git a/2459/CH11/EX11.15/Ex11_15.sce b/2459/CH11/EX11.15/Ex11_15.sce
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+//chapter11
+//example11.15
+//page219
+
+Vcc=12 // V
+Rc=6 // kilo ohm
+
+// we know that Vce=Vcc-Ic*Rc
+// when Ic=0, Vce=Vcc i.e. 12V
+// when Vce=0, Ic=Vcc/Rc i.e.2mA
+
+// so equation of load line becomes Ic=-(1/6)*Vce+2
+x=linspace(0,12,5)
+y=-(1/6)*x+2
+clf()
+xtitle("dc load line","Vce(volts)","Ic(mA)")
+plot2d(x,y,style=3,rect=[0,0,13,6])
+
+
+// for Q point
+Ib=20d-3 // mA
+gain_beta=50
+
+Ic=gain_beta*Ib
+Vce=Vcc-Ic*Rc
+
+printf("Q point = %.3f V and %.3f mA i.e. (%.3f,%.3f) \n",Vce,Ic,Vce,Ic)
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-- 
cgit