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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is voltage gain?
💡 Hint: Think about how much the input signal increases in the output.
Question 2
Easy
What happens to output resistance when feedback is applied?
💡 Hint: Consider what feedback aims to achieve.
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 effect of feedback on amplifier output resistance?
- It increases
- It decreases
- It remains the same
💡 Hint: Consider what feedback is designed to achieve in circuits.
Question 2
True or False: Higher negative feedback increases the overall voltage gain.
- True
- False
💡 Hint: Think about how feedback affects output signals.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a forward amplifier with a gain of 180 and a feedback factor of 0.05, what is the new gain?
💡 Hint: Apply the concept of feedback effect on gain.
Question 2
If the input resistance of a feedback amplifier is 4kΩ, and the feedback factor is 0.1, what is the expected new input resistance?
💡 Hint: Multiply R by (1 + βA) and identify if changes occur.
Challenge and get performance evaluation