Practice Differential and Common Mode Input Signals - 77.4.2 | 77. Differential Amplifier : Analysis and Numerical Examples | 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 the main function of a differential amplifier?

πŸ’‘ Hint: Think about why we use differential amplifiers in noisy environments.

Question 2

Easy

Define common mode input signals.

πŸ’‘ Hint: Focus on the definition of the term 'common'.

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 a differential amplifier do?

  • Amplifies the same signal
  • Amplifies the difference between two signals
  • Does nothing

πŸ’‘ Hint: Think of differential amplifiers used in audio and instrumentation.

Question 2

Common mode signals are applied to:

  • True
  • False

πŸ’‘ Hint: Remember the definition of common mode inputs.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A differential amplifier has a differential gain of 15, and the input signals are 1V and 4V. Calculate the output voltage.

πŸ’‘ Hint: Use the gain formula with differential inputs.

Question 2

If a common mode rejection ratio is low, discuss the impact on signal integrity in a circuit.

πŸ’‘ Hint: Think about the importance of noise in data acquisition.

Challenge and get performance evaluation