Band Width Of Transmission Medium

What is meant by 'band width' of transmission?

What is the expressions for band width in FM transmission?

The modulating frequency is 5kHz and the carrier frequency is 100kHz .What is the band width of AM transmission?

Give an expression for band-width in AM transmission.

For a single side band transmission a balanced modulator is used to

AIR service on Vividh Bharati is transmitted on 219m band. What is its transmission frequency in Hertz ?