Practice Circuit Analysis - 99.3.1 | 99. Applications of feedback in amplifier circuits (Part-C) | Analog Electronic Circuits - Vol 4
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is trans-conductance, and why is it important in amplifier circuits?

πŸ’‘ Hint: Consider how it affects the current change based on voltage input.

Question 2

Easy

Define feedback in the context of amplifier circuits.

πŸ’‘ Hint: Think about how outputs interact with inputs.

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 trans-conductance signify in amplifier circuits?

  • Input resistance
  • Voltage gain
  • Output current responsiveness

πŸ’‘ Hint: Think about how input relates to output.

Question 2

Feedback improves amplifier performance by reducing distortion.

  • True
  • False

πŸ’‘ Hint: Consider the purpose of feedback in circuits.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Assuming an amplifier has a trans-conductance of 5 mS and operates with a feedback resistance of 1 kΞ©. Calculate the expected output current if the input voltage is 2 V.

πŸ’‘ Hint: Use the formula for trans-conductance.

Question 2

You have an amplifier with an input resistance of 100 kΞ©, feedback resistance of 2 kΞ©, and need to determine the new input resistance once feedback is applied.

πŸ’‘ Hint: Think about how resistances combine in feedback configurations.

Challenge and get performance evaluation