Which of the Following Did Harry Nyquist in 1928 First

question 10

Multiple Choice

Which of the following did Harry Nyquist in 1928 first demonstrate mathematically?

• A)An analog signal can be reconstructed from periodic samples.
• B)Pulses can be time-division multiplexed over a single communication channel.
• C)The sample rate must be at least twice the highest frequency of the intelligence or information signal to be sampled.
• D)Analog signals are quantized to the closest binary value provided in the digitizing system.

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