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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does a differential amplifier do?
💡 Hint: Think about its function in noise reduction.
Question 2
Easy
What is CMRR?
💡 Hint: It has 'common' in the name.
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 purpose of a differential amplifier?
- A) Boost overall gain
- B) Amplify difference and reject common signals
- C) Power output signals
💡 Hint: Focus on the operational characteristics.
Question 2
True or False: CMRR stands for Common Mode Rejection Ratio.
- True
- False
💡 Hint: It relates to signal processing quality.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a differential amplifier circuit that achieves a CMRR of at least 80 dB and calculate the necessary component values.
💡 Hint: Remember the relationships between Ad, Acm, and CMRR.
Question 2
A differential amplifier is given with a GM of 10 mS and two collector resistors of 1 kOhm each. Calculate the differential gain and discuss its implications.
💡 Hint: Consider the magnitude of the output compared to the input.
Challenge and get performance evaluation