Preview of practice Output Impedance With Source Resistance (47.4.4) - Common Collector and Common Drain Amplifiers (Contd.): Numerical Examples (Part A)
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Output Impedance with Source Resistance

Practice - Output Impedance with Source Resistance

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is output impedance?

💡 Hint: Think about how the amplifier interfaces with the load.

Question 2 Easy

What does transconductance (g_m) signify?

💡 Hint: Consider its role in operational efficiency.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a high output impedance indicate?

Better power transfer
Increased loading effect
Ideal for all loads

💡 Hint: Consider how it affects the load connected.

Question 2

Is the voltage gain of a common collector amplifier always close to unity?

True
False

💡 Hint: Think about the role of the common collector configuration.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a common collector amplifier with a collector current of 1 mA, and an early voltage of 50 V, calculate the output resistance.

💡 Hint: Relate your answer to the concept of output resistance associated with active devices.

Challenge 2 Hard

Analyze the effect of introducing a 50 kOhm source resistance into a common collector configuration. How would the performance metrics change?

💡 Hint: Consider the interactions between source resistance and the amplifier's output.

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Reference links

Supplementary resources to enhance your learning experience.