Practice Types of BJTs - 7.2 | 7. Overview of Bipolar Junction Transistors (BJTs) | Electronic Devices 1
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Types of BJTs

7.2 - Types of BJTs

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.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What type of charge carriers are used in NPN transistors?

💡 Hint: Think about the flow direction of current.

Question 2 Easy

In a PNP transistor, which direction does the current flow?

💡 Hint: Remember the opposite of NPN.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which type of transistor has holes as the majority carriers?

NPN
PNP
Both

💡 Hint: Refer back to how current flows in these transistors.

Question 2

True or False: The collector current in an NPN transistor flows from the emitter to collector.

True
False

💡 Hint: Think about the flow direction of current in NPN versus PNP.

Get performance evaluation

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a simple circuit using an NPN transistor to amplify a small audio signal. Describe how it works.

💡 Hint: Consider the relationships of input and output current in your explanations.

Challenge 2 Hard

Discuss the advantages of using PNP transistors in specific applications over NPN transistors.

💡 Hint: Think about common electronic devices and their power management.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.