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Oscillators: RC, LC, and crystal oscillators MCQs

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1. An oscillator is a circuit that:





2. The main function of an oscillator is to:





3. The frequency of oscillation in an RC oscillator depends primarily on:





4. The most common type of RC oscillator is the:





5. In an RC oscillator, the phase shift required for sustained oscillations is:





6. An important feature of the phase-shift oscillator is that:





7. In a Wein-bridge oscillator, the feedback network is made of:





8. In an RC oscillator, the frequency of oscillation is inversely proportional to:





9. In an LC oscillator, the frequency of oscillation is determined by:





10. The Hartley oscillator is a type of LC oscillator that uses:





11. Which type of LC oscillator uses a split capacitor to produce oscillations?





12. The frequency of oscillation in a Colpitts oscillator is determined by:





13. A crystal oscillator uses a quartz crystal for its:





14. The primary advantage of using a crystal in an oscillator circuit is:





15. In a crystal oscillator, the frequency of oscillation is determined by the:





16. Which type of oscillator is commonly used in clocks and frequency control applications?





17. The Pierce oscillator is a type of crystal oscillator that uses:





18. Crystal oscillators are typically used in applications where:





19. In an LC oscillator, the phase shift needed to maintain oscillations is:





20. Which of the following oscillators is typically used in RF (radio-frequency) applications?





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