Preview of practice Prof. Pradip Mandal (23.2.1) - Linear models of Amplifiers (Part B)
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Prof. Pradip Mandal

Practice - Prof. Pradip Mandal

Learning

Practice Questions

Test your understanding with targeted questions

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.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

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.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

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.

Challenge 2 Hard

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.

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Reference links

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