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Question
In electronic circuits, what are filters and oscillators used for?
Options
To detect touch or pressure and register input
To control signal frequency and smooth out voltage fluctuations
To select specific frequencies by adjusting capacitance in tuning circuits
To store and release charge to stabilise output voltage
MCQ
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Solution
Filters and oscillators use capacitors in electronic circuits to control signal frequency. They also smooth out voltage fluctuations.
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