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Q#1
OP-AMP and its Applications
GATE EC 1997
MSQ
+2 marks
-0 marks
Consider the circuit given in the figure is using an ideal operational amplifier.
The characteristics of the diode are given by the relation 
Where 
is the forward voltage across the diode
(a) Express 
as function of 
assuming 
(b) If
, 
and 
, find the input voltage for which 
(a) 
(b) 
(b) 
None of these
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