9.8 - Transistor as an Amplifier
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Practice Questions
Test your understanding with targeted questions
What is the role of the base current in a transistor?
💡 Hint: Think about what is required to manage the collector in a transistor.
Name an electronic device that uses transistors.
💡 Hint: Consider devices that require sound amplification.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What term describes the process of increasing a signal's power?
💡 Hint: Think of how music is made louder.
True or False: The collector current is smaller than the base current in a transistor.
💡 Hint: Consider the control mechanism of currents.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a simple transistor amplifier circuit and explain the role of each part in terms of amplification.
💡 Hint: Consider how beta relates to the configuration.
If a transistor has a current gain of 150 and a base current of 20 microamps, what is the collector current?
💡 Hint: Use the formula for current gain to derive your answer.
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