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Q#1
OP-AMP and its Applications
GATE EC 2009
MCQ
+2 marks
-0.66 marks
In the circuit shown below, the op-amp is ideal, the transistor has 
and 
. Decide whether the feedback in the circuit is positive or negative and determine the voltage V at the output of the op-amp.
Positive feedback, V = 10 V
Positive feedback, V = 0 V
Negative feedback, V = 5 V
Negative feedback, V = 2 V
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