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

If 2f_(c) and 3f_(m) are the frequencies of carrier wave and signal, then the band width is

If omega_c and omega_m are angular frequencies of carrier wave and modulating signal respectively, then Band width of amplitude modulated waves is equal to

Message Signals And Their Band Width

Explain the band width of F.M.

Why are high frequency carrier waves used for transmission of audio signals?