Practice Channel Length Modulation - 11.5 | 11. Revisiting MOSFET (Contd.) | Analog Electronic Circuits - Vol 1
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What happens to the current in a MOSFET when V_GS exceeds V_th?

💡 Hint: Think about what 'threshold voltage' means.

Question 2

Easy

Define channel length modulation.

💡 Hint: Consider how varying voltage impacts the channel length.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does channel length modulation impact?

  • Only threshold voltage
  • Drain-source voltage
  • Drain current

💡 Hint: Consider how varying lengths due to voltage changes impact current.

Question 2

In saturation, does I_D primarily depend on V_DS?

  • True
  • False

💡 Hint: Focus on what keeps I_D constant.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Propose a multi-stage amplifier design which incorporates MOSFETs, taking into account the effects of channel length modulation on gain and stability.

💡 Hint: Integrate knowledge of varying operational conditions in MOSFETs.

Question 2

Analyze how operational amplifiers using MOSFETs behind the scenes might design their output stage considering channel length variations.

💡 Hint: Think about real-world adaptability to circuit changes due to channel modulation.

Challenge and get performance evaluation