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diff --git a/1223/CH5/EX5.11/Ex5_11.sce b/1223/CH5/EX5.11/Ex5_11.sce
new file mode 100755
index 000000000..48dee6867
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+++ b/1223/CH5/EX5.11/Ex5_11.sce
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+clear;
+clc;
+//Example 5.11
+Vtnd=1;
+Vtnl=-2;
+Knd=50;
+Knl=10;
+Vt=5;
+Vo=poly(0,'Vo')
+p=poly([4 -40 5],'Vo','c')
+printf('\npossible solutions ::%.2f V\n',roots(p))
+//since output voltage cannot be greater than supply voltage 5V
+Vo=0.1;//(V)
+I_D=Knl*(-Vtnl)^2;
+printf('\ndrain current=%.3f microA\n',I_D)