Practice Lab Exercise 3: Differential Amplifier Analysis - 4.4.3 | 4. Op-Amp Applications I - Amplifiers | Linear Integrated Circuits
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary function of a differential amplifier?

πŸ’‘ Hint: Think about how it compares two voltages.

Question 2

Easy

Name one application where differential amplifiers are used.

πŸ’‘ Hint: Consider monitoring equipment.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the main purpose of a differential amplifier?

  • To amplify a single input signal
  • To amplify the difference between two input signals
  • To provide unity gain

πŸ’‘ Hint: What do we want to enhance in relation to two signals?

Question 2

True or False: The output of a differential amplifier can be affected by common-mode signals.

  • True
  • False

πŸ’‘ Hint: Remember the concept of common-mode rejection.

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Challenge Problems

Push your limits with challenges.

Question 1

Design a differential amplifier circuit that can achieve a gain of 15. What resistor values could you use, and why?

πŸ’‘ Hint: Modify the ratio to reach the required gain.

Question 2

In a lab, you measure an output of 9V with two input signals of 1.5V and 5.5V applied to the differential amplifier. Verify if the gain measurement is correct.

πŸ’‘ Hint: Calculate carefully based on known inputs!

Challenge and get performance evaluation