Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula for voltage gain in a common source amplifier?
💡 Hint: Recall the relationship between output voltage, input voltage, and weights.
Question 2
Easy
Define transconductance.
💡 Hint: Focus on what transconductance measures in circuits.
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 small signal analysis in amplifiers?
- To optimize DC performance
- To analyze AC performance ignoring DC
- To reduce circuit complexity
💡 Hint: Think about types of signals analyzed in this approach.
Question 2
True or False: The output resistance decreases as the gain increases in an amplifier.
- True
- False
💡 Hint: Consider relationships between amplifier performance parameters.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a small signal equivalent circuit for a common source amplifier with given parameters. Calculate voltage gain and input/output resistances.
💡 Hint: Start by determining the DC operating point and work through the analysis step by step.
Question 2
Explore how varying $g_m$ in a transconductance amplifier affects output current for a fixed input voltage.
💡 Hint: Consider the relationship: output current = g_m × input voltage.
Challenge and get performance evaluation