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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary function of a current mirror?
💡 Hint: Think of it as a 'copy' device within circuits.
Question 2
Easy
Define differential gain.
💡 Hint: It relates to how inputs influence outputs.
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 current mirror do?
- A voltage regulator
- Copies current from one transistor to another
- Increases voltage in a circuit
💡 Hint: Think about using 'reflection' in electricity.
Question 2
True or False: Common mode gain should be higher than differential gain for effective amplifier operations.
- True
- False
💡 Hint: Recall how noise can affect signal integrity.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a current mirror circuit with a specific collector current of 2 mA and analyze its gain performance in a differential amplifier setup.
💡 Hint: Use resistor values proportionate to the desired current output.
Question 2
Given a circuit with varied resistor values affecting common and differential gains, derive a complete output voltage equation.
💡 Hint: Consider how each resistor modifies the overall impedance seen in the circuits.
Challenge and get performance evaluation