Practice Differential and Common Mode Signals - 71.2.2 | 71. Single - ended Vs. Differential Signaling and Basic Model of a Differential Amplifier(Contd.) | Analog Electronic Circuits - Vol 3
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a differential mode signal?

πŸ’‘ Hint: Consider how two signals can be opposite.

Question 2

Easy

Why is common mode gain ideally low?

πŸ’‘ Hint: Think about what happens when noise is amplified.

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 mode signal do?

  • Amplifies common signals
  • Amplifies the difference between two signals
  • Eliminates all noise

πŸ’‘ Hint: Consider what this signal represents in terms of input.

Question 2

True or False: Common mode signals are ideally amplified at a high gain.

  • True
  • False

πŸ’‘ Hint: Reflect on the purpose of reducing noise.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given two input signals with amplitudes 2V and 0.5V; calculate the differential mode output if the gain is 15.

πŸ’‘ Hint: Use Output = Gain * (Differential Signal) formula.

Question 2

If a signal has a common mode gain of 0.05 and a differential gain of 30; what can be concluded about the noise levels in high-frequency applications?

πŸ’‘ Hint: Consider how low gain impacts the effectiveness in reducing noise.

Challenge and get performance evaluation