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Diffstat (limited to '2045/CH4/EX4.33')
| -rwxr-xr-x | 2045/CH4/EX4.33/Ex4_33.pdf | bin | 0 -> 11607 bytes | |||
| -rwxr-xr-x | 2045/CH4/EX4.33/Ex4_33.sce | 23 |
2 files changed, 23 insertions, 0 deletions
diff --git a/2045/CH4/EX4.33/Ex4_33.pdf b/2045/CH4/EX4.33/Ex4_33.pdf Binary files differnew file mode 100755 index 000000000..2f7a3a432 --- /dev/null +++ b/2045/CH4/EX4.33/Ex4_33.pdf diff --git a/2045/CH4/EX4.33/Ex4_33.sce b/2045/CH4/EX4.33/Ex4_33.sce new file mode 100755 index 000000000..a9634bdfe --- /dev/null +++ b/2045/CH4/EX4.33/Ex4_33.sce @@ -0,0 +1,23 @@ +//pagenumber 220 example 33
+clear
+beta1=100;
+revcur=20*10^-9;//ampere
+colres=3*10^3;//ohm
+rb=200*10^3;//ohm
+vbb=5;//volt
+vcc=11;//volt
+em1res=2*10^3;//ohm
+ib=(vbb-0.7)/rb;
+ic=beta1*ib;
+ie=ib+ic;
+disp("base current = "+string((ib))+"ampere");
+disp("collector current = "+string((ic))+"ampere");
+disp("emitter current = "+string((ie))+"ampere");//question asked only currents
+//2*10^3 ohm added to emitter
+ib=-(0.7-vcc)/(rb+((1+beta1)*em1res));
+ic=beta1*ib;
+ie=ib+ic;
+disp("base current = "+string((ib))+"ampere");//correction in book
+disp("collector current = "+string((ic))+"ampere");
+disp("emitter current = "+string((ie))+"ampere");//question asked only currents
+
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