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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is feedback in electronic circuits?
π‘ Hint: Think of it as a loop system.
Question 2
Easy
Define trans-conductance.
π‘ Hint: Look for a relationship between voltage and current.
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 purpose of feedback in amplifiers?
- To decrease gain
- To stabilize and improve performance
- To reduce output resistance
π‘ Hint: Think about the overall effect it has on consistency.
Question 2
True or False: Trans-conductance is unrelated to the efficiency of a transistor.
- True
- False
π‘ Hint: Remember its definition as a crucial efficiency metric.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the feedback factor (Ξ²) for a given amplifier circuit and discuss how it would affect the overall gain.
π‘ Hint: Focus on the resistive components in the feedback network.
Question 2
Examine a small signal model for an amplifier. What adjustments would you make if trans-conductance was increased?
π‘ Hint: Consider the ratio of output current to input voltage.
Challenge and get performance evaluation