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An audio signal consists of two distinct sound. One a human speech signal in the frequency band of `200Hz` to `2700Hz`, while the other is a high frequency music signal in the frequency band of `10200Hz` to `15200Hz`. The ratio of the AM signal together to the AM signal band width required to send just the human speech is:A. `6`B. `5`C. `3`D. none of these |
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Answer» Correct Answer - A Band width for both signals `15200Hz-200Hz=15000Hz` Band with for human speech `2700-Hz-200Hz=2500Hz` The ratio `=15000/2500=6` |
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