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 skillsβperfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the voltage gain formula for a Common-Source amplifier?
π‘ Hint: Focus on the components that affect voltage gain.
Question 2
Easy
Define input impedance in the context of amplifiers.
π‘ Hint: Think about how it interacts with the incoming signal.
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 the output voltage depend on in the Common-Source amplifier?
- Input voltage
- Drain resistance
- Both A and B
π‘ Hint: Think about all components that affect output.
Question 2
True or False: Higher output impedance is always better for signal transfer.
- True
- False
π‘ Hint: Reflect on the concept of matching impedance.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the voltage gain of a CS amplifier with g_m = 1.5mS, R_D = 10kΞ©, and r_o = 5kΞ©. Discuss the result.
π‘ Hint: Use the parallel resistance formula to calculate R_D || r_o.
Question 2
If you wish to design a CS amplifier with a target gain of -15, and you have R_D = 4kΞ© available, what g_m do you need?
π‘ Hint: Think about the relationship between gain and transconductance.
Challenge and get performance evaluation