Practice - Objectives
Practice Questions
Test your understanding with targeted questions
What is the basic requirement for oscillation in a circuit?
💡 Hint: Think about feedback in circuits.
Name a type of oscillator discussed in class.
💡 Hint: Recall the oscillator types we covered.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the minimum gain required for oscillation according to the Barkhausen Criterion?
💡 Hint: Consider the loop gain that starts oscillations.
True or False: The output of a current mirror is the same as its input current under all conditions.
💡 Hint: Think about factors affecting current in circuits.
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Challenge Problems
Push your limits with advanced challenges
Design a Wien Bridge oscillator with an oscillation frequency of 2 kHz using R and C. If R = 1.2 kΩ, what should C be?
💡 Hint: Rearrange the frequency formula to solve for capacitance.
A Widlar current mirror needs to provide 100 µA output current. If the reference current is 1 mA, determine the resistor value required at the emitter.
💡 Hint: Think about how voltage and resistance affect current flow.
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Reference links
Supplementary resources to enhance your learning experience.