Official PYQ · 2017Set 1 · Q41BJT and MOSFET AmplifiersNAT2 marks

GATE EC 2017 Set 1 Q41 — BJT and MOSFET Amplifiers

For the DC analysis of the Common-Emitter amplifier shown, neglect the base current and assume that the emitter and collector currents are equal. Given that $V_{T}=25mV,V_{BE}=0.7V$ , and the BJT output resistance $r_{o}$ is practically infinite. Under these conditions, the midband voltage gain magnitude, $A_{v}=\mid v_{o}/v_{i} \mid$ , V/V is ____________.

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Answer: 127.0:129.0

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Published 10 Oct 2026

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