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
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary feature of Class AB amplifiers that reduces distortion?
💡 Hint: Think about how Class AB relates to Class B.
Question 2
Easy
What is the efficiency range of Class AB amplifiers?
💡 Hint: Consider how they perform compared to Class A.
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 a key feature of Class AB amplifiers?
- They conduct for 100% of the cycle
- They use a quiescent bias current
- They are less efficient than Class A
💡 Hint: Think about biasing in different amplifier classes.
Question 2
Class AB amplifiers achieve efficiencies ranging from:
- True
- False
💡 Hint: Check your understanding of efficiency ratings.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A Class AB amplifier is used in a home theater system rated at 120W. If it operates at 70% efficiency, what is the total DC power consumption when fully powered?
💡 Hint: Efficiency helps you relate output to input!
Question 2
Evaluate how increasing the quiescent bias current might influence the performance of Class AB amplifiers in terms of thermal management.
💡 Hint: Connect thermal management principles with performance impacts.
Challenge and get performance evaluation