Answer: Option [B]
When original signal is band limited with bandwidth of W, samples are taken, in PCM, once every 1/2W seconds
Answer: Option [B]
When original signal is band limited with bandwidth of W, samples are taken, in PCM, once every 1/2W seconds
Answer: Option [B]
In Pulse Amplitude modulation signal is sampled at regular intervals at a rate higher than twice the highest signal frequency.
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Answer: Option [B]
Modems modulates or converts digital signal to analog signal and analog signal to digital signal.
Answer: Option [C]
Modulation is used to ensure that information may be transmitted over long distances
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