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
Define output resistance in the context of amplifiers.
💡 Hint: Think about the relationship between current and voltage.
Question 2
Easy
What do we mean by small signal model?
💡 Hint: Recall how we simplify the circuit for small AC signals.
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 output resistance indicate in an amplifier?
- A) Current input
- B) Voltage output variation
- C) Signal frequency
💡 Hint: Think about what happens when loads change connected to the amplifier.
Question 2
True or False: High output resistance is always ideal for amplifier design.
- True
- False
💡 Hint: Reflect on the relationship between output resistance and load interaction.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A Common Source Amplifier has an output voltage of 12V when the load current is 3mA. Calculate the output resistance.
💡 Hint: Remember to convert mA to A when performing calculations.
Question 2
If a voltage gain of an amplifier is -10 and the transconductance is 2 mA/V, what is the output resistance?
💡 Hint: Make sure to maintain focus on the signs in your calculations!
Challenge and get performance evaluation