GATE Electronics and Communications (EC) 2011 Solved Paper

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Question : 63 of 65
 
Marks: +1, -0
In the circuit shown below, assume that the voltage drop across a forward biased diode is 0.7 V. The thermal voltage VT = KT/q = 25 mV. The small signal input Vi = VPcos (ωt) where
VP = 100 mV
 

The ac output voltage Vac  is
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