//chapter 5
//example 5.18
//page 221
printf("\n")
printf("given")
Icbo1=15*10^-9;// at 25C
S=101;
disp("chnage in temp")
T=105-25
disp(" n=T in 10 step")
n=T/10
Icbo2=Icbo1*2^n
Icbo=Icbo2-Icbo1
disp(" for base bais")
Ic=S*Icbo
disp("  for collector to base bais")
S=56;
Ic=S*Icbo
disp(" for voltage divider bais")
S=8.2;
Ic=S*Icbo