1 files changed, 34 insertions, 0 deletions
diff --git a/2825/CH11/EX11.4/Ex11_4.sce b/2825/CH11/EX11.4/Ex11_4.sce
new file mode 100755
index 000000000..192fa9a39
--- /dev/null
+++ b/2825/CH11/EX11.4/Ex11_4.sce
@@ -0,0 +1,34 @@
+//Ex11_4 Pg-564
+clc
+
+Vcc=10 //supply volage in V
+Rc=3600 //collector resistor in ohm
+Re=680 //emitter resistor in ohm
+Ri=10000 //input resistor in ohm
+R2=2.2 //resistor R2 in ohm
+R1=10 //resistor R1 in ohm
+
+Vb=R2/(R1+R2)*Vcc //bias voltage 
+printf("(1) Bias voltage = %.1f V \n",Vb)
+
+Ie=(Vb-0.7)/Re //emitter current
+printf(" Emitter current = %.2f mA\n",Ie*1e3)
+
+Vc=Vcc-Rc*Ie //Dc collector voltage
+printf(" DC collector voltage = %.2f V\n",Vc)
+
+Vceq=Vc-Ie*Re //DC collector to emitter voltage
+printf(" DC collector to emitter voltage = %.2f V\n",Vceq)
+
+Pd=Vceq*Ie //power dissipation
+printf(" Power dissipation = %.2f mW\n",Pd*1e3)
+
+printf("\n(2)If collector resistance Rc is replaced by tank circuit \n there is no voltage drop across it. \n")
+Vc=Vcc
+printf(" DC collector voltage = %.0f V\n",Vc)
+
+Vceq=Vc-Ie*Re //DC collector to emitter voltage
+printf(" DC collector to emitter voltage = %.2f V\n",Vceq)
+
+Pd=Vceq*Ie //power dissipation
+printf(" Power dissipation = %.2f mW\n",Pd*1e3)