Preview of practice Relationship Between Input And Output Currents (50.1.3) - Common Base and Common Gate Amplifiers : Analysis (Part B)
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Relationship between Input and Output Currents

Practice - Relationship between Input and Output Currents

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the main characteristic of a common base amplifier?

💡 Hint: Think about how it manages AC and DC signals.

Question 2 Easy

What happens to the current gain in a common base amplifier?

💡 Hint: Consider the role of current in amplification.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the current gain in a common base configuration typically less than?

1
2
0.5

💡 Hint: Recall the characteristics of amplification.

Question 2

True or False: The input impedance of a common base amplifier is high.

True
False

💡 Hint: Remember the resistance properties discussed.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A common base amplifier receives a 20 mA signal at the input and produces an output of 18.5 mA. Calculate the current gain and discuss its usability in signal buffering.

💡 Hint: Use the current gain formula to guide your calculations.

Challenge 2 Hard

Describe how varying the load resistance at the output affects a common base amplifier's performance. Provide examples.

💡 Hint: Think about impedance interaction and how it affects the circuit's output.

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Reference links

Supplementary resources to enhance your learning experience.