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 main parts of a BJT?
π‘ Hint: Look for the key components the BJT utilizes for its operation.
Question 2
Easy
What happens to current flow in a BJT when the base-emitter junction is forward biased?
π‘ Hint: Consider the direction of voltage application and its effect on current.
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 role of the base in a BJT?
- Control current
- Collect current
- Emitter region
- None of the above
π‘ Hint: Think about its function in amplifying output signals.
Question 2
True or False: The collector current is always equal to the base current.
- True
- False
π‘ Hint: Reflect on the amplification properties of BJTs.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the collector current (IC) given a base current (IB) of 10Β΅A and a current gain (Ξ²) of 100. Then explain the significance of this relationship in practical applications.
π‘ Hint: Look for how the small base current contributes to a much larger collector current.
Question 2
Discuss the effect of varying temperatures on the collector current in a BJT that is forward biased.
π‘ Hint: Recall aspects of semiconductor behavior under temperature changes.
Challenge and get performance evaluation