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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define negative feedback.
💡 Hint: Think about how signals are returned related to feedback.
Question 2
Easy
What is the effect of negative feedback on amplifier stability?
💡 Hint: Recall how feedback smooths out fluctuations.
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 benefit of applying negative feedback in amplifiers?
- Increased gain
- Reduced distortion
- Increased noise
💡 Hint: Remember what feedback aims to achieve.
Question 2
True or False: Negative feedback always increases gain.
- True
- False
💡 Hint: Think about the effects of applying feedback.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
An amplifier has an open-loop gain of 2000 and a feedback factor of 0.01. Calculate the closed-loop gain, and discuss its implications.
💡 Hint: Use the closed-loop gain formula and remember to consider the performance implications.
Question 2
Discuss how bandwidth changes when negative feedback is applied to an amplifier and provide a practical example.
💡 Hint: Think about the relationships between gain, bandwidth, and feedback.
Challenge and get performance evaluation