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diff --git a/2459/CH16/EX16.8/Ex16_8.sce b/2459/CH16/EX16.8/Ex16_8.sce
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+++ b/2459/CH16/EX16.8/Ex16_8.sce
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+//chapter16
+//example16.8
+//page351
+
+Av=10000
+R1=2 // kilo ohm
+R2=18 // kilo ohm
+Vi=1 // mV
+
+mv=R1/(R1+R2)
+Avf=Av/(1+Av*mv)
+Vout=Avf*Vi
+
+printf("feedback fraction  = %.1f \n",mv)
+
+printf("voltage gain with negative feedback = %.1f \n",Avf)
+
+printf("output voltage = %.1f mV \n",Vout)