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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of a differential amplifier?
💡 Hint: Think about what two signals are combined in differential amplifiers.
Question 2
Easy
Define a current mirror.
💡 Hint: Consider the role of current in amplifiers.
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 a differential amplifier primarily do?
- Amplifies both signals equally
- Amplifies the difference between two inputs
- Only works with digital signals
💡 Hint: Focus on the key function of differential amplifiers.
Question 2
True or False: Current mirrors can operate with a varying input voltage.
- True
- False
💡 Hint: Recall how a current mirror is designed.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a differential amplifier circuit using BJTs with current mirrors and explain how it would improve performance.
💡 Hint: Focus on how to balance currents within the circuit.
Question 2
Evaluate how the common mode rejection ratio (CMRR) can affect a differential amplifier's performance in a noisy environment.
💡 Hint: Consider how varying the gains would relate to CMRR.
Challenge and get performance evaluation