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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a current amplifier?
💡 Hint: Consider the type of signals managed by the amplifier.
Question 2
Easy
What does unloaded current gain indicate?
💡 Hint: Think about testing an amplifier with no devices connected.
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 does an unloaded current gain of 5 mean?
- The output current is five times the input current
- The input current is five times the output current
- It has no significance
💡 Hint: Think about how gain changes the input and output relation.
Question 2
True or False: A current amplifier can also amplify voltage.
- True
- False
💡 Hint: Remember, each amplifier type serves a specific purpose.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design and describe a circuit featuring both a current amplifier and a transimpedance amplifier. Explain how the output of the first amplifier drives the second.
💡 Hint: Remember the signal flow from current to voltage!
Question 2
A current amplifier has an internal resistance of 150 ohms and is connected to a load of 450 ohms. What is the effective current gain considering loading effects?
💡 Hint: Consider resistance in parallel and the impact on current transfer.
Challenge and get performance evaluation