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Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the four basic feedback configurations?
π‘ Hint: Think of how voltage and current are used in feedback.
Question 2
Easy
What is a desensitization factor?
π‘ Hint: It relates to the impact of feedback on gain.
Practice 4 more questions and get performance evaluation
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the effect of voltage-shunt feedback on input resistance?
π‘ Hint: Think about how feedback modifications work.
Question 2
True or False: The current-series configuration typically decreases input resistance.
π‘ Hint: Consider the definition of 'series' in the context.
Solve and get performance evaluation
Push your limits with challenges.
Question 1
Given a BJT amplifier operating with a voltage-shunt feedback, calculate its expected input and output resistance knowing the base resistance is 1kΞ©.
π‘ Hint: Start by applying the relationship described earlier regarding the relationships of resistance in feedback.
Question 2
Design a circuit using op-amp feedback for current stabilization and analyze the expected outcomes.
π‘ Hint: Use circuit simulation tools to visualize the gains and output effects.
Challenge and get performance evaluation