Practice Small Signal Equivalent Circuit of Differential Amplifier - 77.2.3 | 77. Differential Amplifier : Analysis and Numerical Examples | Analog Electronic Circuits - Vol 4
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define the term 'small signal equivalent circuit'.

💡 Hint: Think about simplifying complex circuits for easier analysis.

Question 2

Easy

What is Differential Mode?

💡 Hint: Focus on the word 'difference' in the term.

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 the small signal equivalent circuit focus on?

  • AC and DC components
  • Only DC components
  • Only AC signals ignoring DC

💡 Hint: Remember what part we are discarding for analysis.

Question 2

True or False: The output voltage of a differential amplifier in common mode operations should ideally be zero.

  • True
  • False

💡 Hint: Consider what happens with identical inputs.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

For a differential amplifier with a transconductance of 2 mA/V and a load resistance of 1 kΩ, calculate the differential gain.

💡 Hint: Utilize the gain formula and ensure units are compatible.

Question 2

Explain the practical implications of having a low common mode rejection ratio (CMRR) in differential amplifiers.

💡 Hint: Think about how common signals influence output fidelity.

Challenge and get performance evaluation