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Practice over 1000+ GATE-level questions from this topic!

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Q#1 MOSFET GATE EC 2018 MCQ +1 mark -0.33 marks

Two identical. nMOS transistors  and  are connected as shown below. The circuit is used as an amplifier with the input connected between G and S terminals and the output taken between D and S terminals, , and  are so adjusted that both transistors are in saturation. The transconductance of this combination is defined as  while the output resistance is  , where is the current flowing into the drain of  . Let,, be the transconductances and , be the output resistances of transistors and , respectively.

Which of the following statements about estimates for  and  is correct?

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and

and

and

and

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