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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a transconductance amplifier?
💡 Hint: Think about the relationship between voltage inputs and current outputs.
Question 2
Easy
What is the effect of negative feedback on input resistance?
💡 Hint: Consider how feedback affects circuit parameters.
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 transconductance amplifier do?
- Converts voltage to current
- Converts current to voltage
- Amplifies voltage
💡 Hint: Focus on the type of signal changes.
Question 2
True or False: Negative feedback increases output resistance in an amplifier.
- True
- False
💡 Hint: Consider how feedback works in circuits.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a transconductance amplifier with gm = 3 mA/V & β = 0.15. Calculate input resistance with R_in = 2 kΩ.
💡 Hint: Use the feedback input resistance formula.
Question 2
Propose how the circuit would behave if both input and output resistances were affected by finite loads.
💡 Hint: Consider the combined effects of resistances in series.
Challenge and get performance evaluation