Ask a Question
  • Home
  • Analog Circuits
  • Neglecting Channel Length Modulation, if the transconductance increases, the input impedance of a...

Neglecting Channel Length Modulation, if the transconductance increases, the input impedance of a follower stage ___________

← Prev Question Next Question →
+1 vote
117 views
in Analog Circuits by (87.8k points)
Neglecting Channel Length Modulation, if the transconductance increases, the input impedance of a follower stage ___________

(a) Remans the same

(b) Increases

(c) Decreases

(d) Doubles

This question was posed to me during an online exam.

This is a very interesting question from MOSFET Amplifier with CD Configuration in chapter FET Amplifiers of Analog Circuits

1 Answer

+2 votes
by (1.6m points)
selected by
 
Best answer
Correct choice is (a) Remans the same

Best explanation: The input impedance is extremely high for a follower stage because the input is applied to the gate of the MOSFET. The SiO2 layer is the primary reason for such a high impedance value.

Related questions

Welcome to TalkJarvis QnA, a question-answer community website for the people by the people. On TalkJarvis QnA you can ask your doubts, curiosity, questions and whatever going in your mind either related to studies or others. Experts and people from different fields will answer.

Most popular tags

biology – class 12 biology – class 11 construction & building materials chemistry – class 12 electronic devices & circuits network theory data structures & algorithms ii cell biology ic engine insurance finance money computational fluid dynamics engineering physics i discrete mathematics chemistry – class 11 aerodynamics casting-forming-welding i engineering mathematics operating system casting-forming-welding ii engineering drawing mysql engineering geology digital circuits wireless mobile energy management electrical measurements digital communications cyber security analytical instrumentation embedded systems electric drives cytogenetics advanced machining computer fundamentals life sciences basic civil engineering iot design of electrical machines physics – class 12 applied chemistry dairy engineering basic chemical engineering cloud computing microprocessor bioinformatics aircraft design aircraft maintenance software engineering drug biotechnology digital signal processing biochemistry data structures & algorithms i automotive engine design avionics engineering material & metallurgy energy engineering cognitive radio unix electrical machines biomedical instrumentation object oriented programming electromagnetic theory power electronics analog communications bioprocess engineering civil engineering drawing engineering metrology physics – class 11 mathematics – class 12 engineering chemistry i basic electrical engineering unit processes mongodb signals and systems cryptograph & network security hadoop mathematics – class 11 engineering physics ii html control systems engineering mechanics antennas analog circuits computer network java sql server javascript concrete technology chemical process calculation artificial intelligence design of steel structures c++ database management computer architecture engineering chemistry ii corrosion engineering chemical technology dc machines
Powered by TalkJarvis
...