If `f_(c)` and `f_(m)` are the frequencies of carrier wave and signal, then the band width isA. `f_(m)`B. `2f_(m)`C. `f_(c)`D. `2f_(c)`

If `f_(c)` and `f_(m)` are the frequencies of carrier wave and signal,

1.	If `f_(c)` and `f_(m)` are the frequencies of carrier wave and signal, then the band width isA. `f_(m)`B. `2f_(m)`C. `f_(c)`D. `2f_(c)`
Answer» Correct Answer - B band width `=(f_(c)+f_(m))-(f_(c)-f_(m))=2f_(m)`

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If `f_(c)` and `f_(m)` are the frequencies of carrier wave and signal, then the band width isA. `f_(m)`B. `2f_(m)`C. `f_(c)`D. `2f_(c)`

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