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+//scilab 5.4.1

+//Windows 7 operating system

+//chapter 13 Field-Effect Transistors

+clc

+clear

+//r given in textbook is taken as rd afterwards.Hence r=rd

+rd=100*10^3//rd=drain resistance in ohms

+gm=3500*10^-6//gm=transconductance in terms of A/V (or S)

+RL=5*10^3//RL=load resistance in ohms

+u=rd*gm//u=amplification factor

+AV=(u*RL)/(((u+1)*RL)+rd)//AV=voltage gain

+format("v",6)

+disp(AV,"The voltage gain is=")

+Ro=rd/(u+1)//Ro=output resistance excluding RL

+format("v",5)

+disp("ohm",Ro,"The output resistance excluding RL is =")

+Ro1=(rd*RL)/(rd+((u+1)*RL))//Ro1=Ro'=output resistance including RL

+format("v",6)

+disp("ohm",floor(Ro1),"The output resistance including RL is=")//floor function is used to round down the value

+