Practice Summary and Conclusion - 76.1.7 | 76. Differential Amplifier : Basic Structure and Principle of Operation (Contd.) | 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

What does differential mode gain represent?

💡 Hint: Focus on the word 'difference'.

Question 2

Easy

True or False: Common mode gain should be high for effective operation.

💡 Hint: Consider why we don't want amplification on common signals.

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 is the key function of a differential amplifier?

  • To amplify common signals
  • To amplify the difference between signals
  • To short circuit signals

💡 Hint: Think about what the amplifier is designed to do!

Question 2

True or False: A high common mode gain is desirable.

  • True
  • False

💡 Hint: Recall the implications of common signals.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You have a differential amplifier with a transconductance of 5 mS and a load resistance of 2 kΩ. Calculate the differential mode gain.

💡 Hint: Remember the gain formula: A = gm * Rc.

Question 2

Explain how you would design a differential amplifier circuit to minimize common mode gain.

💡 Hint: Think about how high resistances can affect signal paths.

Challenge and get performance evaluation