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MCQs 1: An oscillator produces___________oscillations?

Damped Undamped Modulated None of the above
Answer Explanation

MCQs 2: If the crystal frequency changes with temperature, we say that crystal has___________temperature coefficient?

Positive Zero Negative None of the above
Answer Explanation

MCQs 3: An LC oscillator cannot be used to produce ____________frequencies?

High Audio Very low Very high
Answer Explanation

MCQs 4: In an LC transistor oscillator, the active device is___________?

LC tank circuit Biasing circuit Transistor None of the above
Answer Explanation

MCQs 5: An oscillator employs___________feedback?

Positive Negative Neither positive nor negative Data insufficient
Answer Explanation

MCQs 6: In a phase shift oscillator, we use____________RC sections?

Two Three Four None of the above
Answer Explanation

MCQs 7: The application where one would most likely find a crystal oscillator is____________?

Radio receiver Radio transmitter AF sweep generator None of the above
Answer Explanation

MCQs 8: In a certain oscillator Av = 50. The attention of the feedback circuit must be___________?

1 01 10 02
Answer Explanation

MCQs 9: ____________is a fixed frequency oscillator?

Phase-shift oscillator Hartely-oscillator Colpitt’s oscillator Crystal oscillator
Answer Explanation

MCQs 10: An important limitation of a crystal oscillator is____________?

Its low output Its high Q Less availability of quartz crystal Its high output
Answer Explanation

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