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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is differential mode gain?
💡 Hint: Think about the definition regarding output and input signals.
Question 2
Easy
What does common mode gain refer to?
💡 Hint: Consider signals that are the same at both inputs.
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 is the primary function of a differential amplifier?
- To amplify a single input signal
- To amplify the difference between two signals
- To provide rectification
💡 Hint: Focus on the key function of the device.
Question 2
True or False: The ideal differential amplifier aims for both high differential mode gain and high common mode gain.
- True
- False
💡 Hint: Think about the characteristics discussed in class.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a differential amplifier circuit using BJTs to achieve a targeted differential mode gain of 10. Calculate the necessary component values if the output voltage is expected to be 5V.
💡 Hint: Use the formula Ad = Vout / Vin,d.
Question 2
Given a common mode signal of 1V at both inputs of a differential amplifier, explain its effect on the output if the common mode gain is found to be significant.
💡 Hint: Consider how Ac affects unity output in common signal scenarios.
Challenge and get performance evaluation