Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define differential gain.
💡 Hint: Think about how much the amplifier amplifies the difference in input signals.
Question 2
Easy
What does a high CMRR indicate?
💡 Hint: What happens when signals are the same at both inputs?
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 role of differential gain in amplifiers?
- A) To measure the frequency response
- B) To amplify the difference between two input signals
- C) To add two input signals
- D) To reduce noise
💡 Hint: Focus on what the term 'differential' refers to in this context.
Question 2
True or False: A common-mode gain greater than zero is ideal in differential amplifiers.
- True
- False
💡 Hint: Consider how common-mode signals affect your signals.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a circuit with an Op-Amp that aims for a gain of 15. What values of resistors would you choose for the non-inverting configuration?
💡 Hint: Use the feedback formula for non-inverting amplifiers.
Question 2
Propose why matching transistors in a differential amplifier is crucial for achieving high CMRR. Discuss potential designs that help achieve this.
💡 Hint: Reference characteristics like hFE (beta) for effective matching.
Challenge and get performance evaluation