Practice Procedure (6) - DIFFERENTIAL AMPLIFIER AND BASIC OP-AMP GAIN STAGES
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PROCEDURE

Practice - PROCEDURE

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define a differential amplifier in one sentence.

💡 Hint: Focus on the term 'difference'.

Question 2 Easy

What is Common-Mode Gain?

💡 Hint: Think of the common signal applied to both inputs.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a differential amplifier amplify?

The average of two inputs
The sum of both inputs
The difference between two inputs

💡 Hint: Focus on 'difference' in the name.

Question 2

True or False: A high CMRR indicates poor common-mode rejection.

True
False

💡 Hint: Recall the meaning of CMRR.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You measure A_d as 120 and A_cm as 0.05. Calculate CMRR and discuss what it means for signal clarity.

💡 Hint: Use the ratio to determine CMRR.

Challenge 2 Hard

Explain how increased temperature might affect the performance of a BJT differential amplifier.

💡 Hint: Consider the stability of electronic components with temperature.

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