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 transconductance?
💡 Hint: Think about how the output responds to variations in the input voltage.
Question 2
Easy
How is base to emitter resistance computed?
💡 Hint: Consider the circuit's behavior at the Q-point.
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 transconductance measure in a BJT?
- A. Collector current change
- B. Base current change
- C. Change in collector current over Vbe
- D. Change in base-emitter voltage
💡 Hint: Consider what parameters define the efficiency of signal amplification.
Question 2
True or False: The small signal equivalent circuit simplifies analysis by linearizing around the Q-point.
- True
- False
💡 Hint: Think of how operating points stabilize circuit behavior.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the transconductance for a BJT operating at a collector current of 2mA with a Vbe of 0.7V. Assume the thermal voltage is 25mV.
💡 Hint: Make sure to use the correct values for your calculations.
Question 2
Discuss the implications of operating a BJT at maximum collector current and its effect on output conductance.
💡 Hint: Think about how excess current alters behavior.
Challenge and get performance evaluation