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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Calculate the voltage gain of an amplifier with A = 150 and β = 0.1.
💡 Hint: Use the formula A_f = A / (1 + Aβ).
Question 2
Easy
What happens to input resistance when negative feedback is applied?
💡 Hint: Think about the circuit stability.
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 the term feedback (β) refer to in amplifier circuits?
- A method to increase gain
- A fraction of output fed to input
- Resistance modulation
💡 Hint: Think about how amplifiers stabilize their behavior.
Question 2
True or False: Negative feedback reduces input resistance in amplifiers.
- True
- False
💡 Hint: Recall the effects of feedback on circuit parameters.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an amplifier circuit using the parameters stated in section 1.8 and optimize for maximum voltage gain while considering non-ideal conditions.
💡 Hint: Analyze how adjustments to R_s influence final calculations.
Question 2
Create a detailed schematic diagram for an amplifier considering various feedback mechanisms discussed in this section.
💡 Hint: Remember to depict both ideal and non-ideal feedback paths.
Challenge and get performance evaluation