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Questions and Answers
What is the primary function of feedback in an oscillator circuit?
What is the primary function of feedback in an oscillator circuit?
- To introduce phase shift to the input signal
- To sustain oscillations by providing a fraction of the output signal back to the input (correct)
- To amplify the input signal to maintain oscillations
- To attenuate the input signal to prevent oscillations
What type of oscillator uses a resonant circuit to generate a sinusoidal waveform?
What type of oscillator uses a resonant circuit to generate a sinusoidal waveform?
- LC oscillator (correct)
- Relaxation oscillator
- Crystal oscillator
- RC oscillator
What is the significance of the Barkhausen criteria in oscillator design?
What is the significance of the Barkhausen criteria in oscillator design?
- It determines the bandwidth of the oscillator
- It defines the conditions for oscillation in electronic circuits (correct)
- It calculates the power dissipation of the oscillator
- It specifies the voltage regulation of the oscillator
