updated the code

1 files changed, 63 insertions, 63 deletions

diff --git a/72/CH6/EX6.2.2/6_2_2.sce b/72/CH6/EX6.2.2/6_2_2.sce
index c8bf848fd..84655f6ad 100755
--- a/72/CH6/EX6.2.2/6_2_2.sce
+++ b/72/CH6/EX6.2.2/6_2_2.sce
@@ -1,63 +1,63 @@
-//CAPTION: Current-Voltage_Characteristics_Of_a_GaAs_MESFET

-//chapter_no.-6,  page_no.-244

-//Example_no.6-2-2

-

-clc;

-

-

-//(a) Calculate_the_pinch-off_voltage

-

-a=.1*(10^-6);//channel_height

-Nd=8*(10^23);//Electron_Concetration

-er=13.1;//relative_dielectrin_constant

-e=8.854*(10^-12)*er;//medium_dielecric_constant

-q=1.6*(10^-19);//electronic_charge

-Vp=(q*Nd*(a^2))/(2*e);//pinch-off_voltage

-

-disp(Vp,'pinch-off volatge in(Volts)is');

-

-

-

-//(b)Calculate_the_velocity_ratio

-

-un=.08;//electron_mobility

-vs=2*(10^5);

-L=14*(10^-6);

-n=(Vp*un)/(vs*L)

-disp(n,'the velocity ratio');

-

-

-//(c) Calculate_the_saturation_drain_current_at Vg=0

-

-L=14*(10^-6);

-Z=36*(10^-6);

-Ipsat=(q*Nd*un*a*Z*Vp)/(3*L);

-Ipsat=Ipsat*1000;

-disp(Ipsat,'the_saturation_drain_current_(mA)is');

-

-

-

-//(d) Calculate_the_drain_current

-

-Vd=5;

-Vg=2;

-u=((Vd+Vg)/Vp)^(1/2);

-p=((Vg)/Vp)^(1/2);

-Id=(3*((u^2)-(p^2))-2*((u^3)-(p^3)))/(1+(n*((u^2)-(p^2))));

-

-Id=Id*Ipsat;

-disp(Id,'the_drain_current_(mA)is');

-

-

-

-

-

-

-

-

-

-

-

-

-

-

+
+//chapter_no.-6,  page_no.-244
+//Example_no.6-2-2
+
+clc;
+
+
+//(a) Calculate_the_pinch-off_voltage
+
+a=.1*(10^-6);//channel_height
+Nd=8*(10^23);//Electron_Concetration
+er=13.1;//relative_dielectrin_constant
+e=8.854*(10^-12)*er;//medium_dielecric_constant
+q=1.6*(10^-19);//electronic_charge
+Vp=(q*Nd*(a^2))/(2*e);//pinch-off_voltage
+
+disp(Vp,'pinch-off volatge in(Volts)is');
+
+
+
+//(b)Calculate_the_velocity_ratio
+
+un=.08;//electron_mobility
+vs=2*(10^5);
+L=14*(10^-6);
+n=(Vp*un)/(vs*L)
+disp(n,'the velocity ratio');
+
+
+//(c) Calculate_the_saturation_drain_current_at Vg=0
+
+L=14*(10^-6);
+Z=36*(10^-6);
+Ipsat=(q*Nd*un*a*Z*Vp)/(3*L);
+Ipsat=Ipsat*1000;
+disp(Ipsat,'the_saturation_drain_current_(mA)is');
+
+
+
+//(d) Calculate_the_drain_current
+
+Vd=5;
+Vg=2;
+u=((Vd+Vg)/Vp)^(1/2);
+p=((Vg)/Vp)^(1/2);
+Id=(3*((u^2)-(p^2))-2*((u^3)-(p^3)))/(1+(n*((u^2)-(p^2))));
+
+Id=Id*Ipsat;
+disp(Id,'the_drain_current_(mA)is');
+
+
+
+
+
+
+
+
+
+
+
+
+
+