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electronics and communication engineering electronic devices and circuits
1. Which one of the following gain equations is correct for a MOSFET common-source amplifier? (gm is mutual conductance, and RD is load resistance at the drain)
(A): AV = gm/(1 + RD)
(B): AV = gm/(1 - RD)
(C): AV = gm/RD
(D): AV = RD/gm
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