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What is the minimum frequency of sampling so that the analog waveform is adequately expressed?(a) Minimum sampling rate(b) Minimum sampling frequency(c) Nyquist frequency(d) Conversion rateI had been asked this question by my school principal while I was bunking the class.This key question is from Data Conversion in chapter Digital Communication Techniques of Avionics

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Right choice is (c) NYQUIST FREQUENCY

For EXPLANATION: The MINIMUM frequency at which an analog wave should be sampled is given by Nyquist frequency. If the sampling frequency is below this limit then the analog waveform is not fully represented and leads to DATA loss.



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