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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a transimpedance amplifier?
π‘ Hint: Think about the role it plays in sensor applications.
Question 2
Easy
What is the ideal input resistance of a transimpedance amplifier?
π‘ Hint: How does this affect the source connected to it?
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 primary function of a transimpedance amplifier?
- Convert voltage to current
- Convert current to voltage
- Amplify power
π‘ Hint: Think about the applications it serves.
Question 2
Negative feedback in amplifiers serves to:
- True
- False
π‘ Hint: What does feedback typically do?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a transimpedance amplifier set up with a feedback factor Ξ² = 0.3 and an open-loop gain A = 50, calculate the new input resistance given the original input resistance R_in = 100kΞ©.
π‘ Hint: Use the feedback formula we've discussed.
Question 2
Explain how a load resistance of 1kΞ© affects the input and output performance of a transimpedance amplifier originally designed with ideal characteristics.
π‘ Hint: Consider how loading affects current and voltage relationship.
Challenge and get performance evaluation