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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /74/CH3/EX3.17 | |
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initial commit / add all books
Diffstat (limited to '74/CH3/EX3.17')
| -rwxr-xr-x | 74/CH3/EX3.17/example17_sce.sce | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/74/CH3/EX3.17/example17_sce.sce b/74/CH3/EX3.17/example17_sce.sce new file mode 100755 index 000000000..4f7b66c62 --- /dev/null +++ b/74/CH3/EX3.17/example17_sce.sce @@ -0,0 +1,15 @@ +// chapter 3
+// example 3.17
+//page 150, figure 3.53
+Ri=%inf;Ro=0;
+Aol=%inf;
+Vb=0;//b is virtually ground
+Vout=1;// let us assume
+//input current of op-amp is zeroas R=%inf
+I1=(Vb-Vout)/100000
+If2=I1;
+Va=((10000)/(100000))*(Vb-Vout)
+//at node A Iin=I1+If1
+// (Vin-Va)/10*10^3=(Va-Vb)/10*10^3 + (Va-Vo)/100*10^3
+Vin=Va+(10000)*((Va/10000)+((Va-Vout)/100000));
+Ratio=Vout/Vin// result ratio of Vout/Vin
\ No newline at end of file |