When Listening to Music Over a Pair of Headphones,we Sometimes

Essay

When listening to music over a pair of headphones,we sometimes perceive a whole band play- ing before us on stage,e.g. ,guitar to the far left,drums near left,singer in the center,bass to the right.(A)Explain how this effect can be achieved.(B)Explain whether the music can be produced such that it is perceived as coming from behind the listener.