22.1.4 - Modelling of Voltage Amplifiers
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Practice Questions
Test your understanding with targeted questions
Define voltage amplifier.
💡 Hint: Think about what amplifiers do.
What does the term "gain" in amplifiers refer to?
💡 Hint: Consider what happens to the voltage.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a voltage amplifier?
💡 Hint: Remember what amplifiers do.
True or False: Output resistance affects how voltage appears at the output.
💡 Hint: Consider the relationship between output and connected loads.
1 more question available
Challenge Problems
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You are tasked with designing a two-stage voltage amplifier. Given specific voltage gains for each stage, calculate the total gain and ascertain the potential loading effects.
💡 Hint: Remember the cascading gain must consider each output resistance.
Illustrate how varying the load resistance at an output can affect the voltage output signal in an amplifier. Provide numerical examples with calculations.
💡 Hint: Utilize the concept of potential divider to compute outcomes.
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