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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary function of a current amplifier?
💡 Hint: Think about the name of the amplifier.
Question 2
Easy
What does DC bias do in a BJT?
💡 Hint: Consider what is needed to keep it functioning.
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 main function of a current amplifier?
- Amplifying voltage signals
- Amplifying current signals
- Both
💡 Hint: Think about what 'current amplifier' implies.
Question 2
True or False: In a current amplifier, the load affects the output current measured.
- True
- False
💡 Hint: Reflect on our discussions about loading effects.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If you connect a load resistance of 50Ω to a current amplifier with an unloaded current gain of 10, calculate the approximate output current if the input current is 2mA.
💡 Hint: Consider how current divides between loads.
Question 2
Design a simple current amplifier circuit using a BJT and calculate its input/output resistance if the bias current is set at 1mA.
💡 Hint: Think about the bias current and how it relates to the output current.
Challenge and get performance evaluation