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 are the three terminals of a BJT?
π‘ Hint: Think about the structure of the transistor.
Question 2
Easy
What happens at the emitter-base junction in an NPN transistor?
π‘ Hint: Consider the biasing type.
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 function of the emitter-base junction in an NPN transistor?
- It blocks current flow
- It allows current to flow from collector to emitter
- It allows current to flow from emitter to base
π‘ Hint: Think about the biasing direction.
Question 2
True or False: The collector-base junction in a BJT is forward biased.
- True
- False
π‘ Hint: Recall the definitions of junction biasing.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If the base current (I_B) of a BJT is 10 mA and the current gain (Ξ²) is 100, what is the collector current (I_C)?
π‘ Hint: Use the relationship between base current and collector current.
Question 2
Explain how changing the biasing conditions on the collector-base junction could affect the operation of a BJT in a circuit.
π‘ Hint: Consider the impact of reverse bias on current flow.
Challenge and get performance evaluation