93.1.5 - Output Resistance Change in Voltage Amplifiers
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Practice Questions
Test your understanding with targeted questions
What is feedback in amplifier circuits?
💡 Hint: Think about stabilizing performance.
Define output resistance.
💡 Hint: Consider how it affects the load performance.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does feedback do in amplifiers?
💡 Hint: Recall our discussion on amplifier performance.
True or False: Increasing output resistance is generally beneficial in amplifier design.
💡 Hint: Consider how output resistance affects load performance.
1 more question available
Challenge Problems
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Given a voltage amplifier with an input resistance of 1 kΩ, an output resistance of 4 kΩ, and a feedback factor of 0.1, calculate the new output resistance when feedback is applied.
💡 Hint: Substitute the values given to obtain the new output resistance.
How does the introduction of source resistance R_s affect the overall output resistance when analyzing a non-ideal feedback configuration?
💡 Hint: Analyze the circuit with KCL and incorporate all resistances accurately.
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