When harmonics of a common fundamental frequency are presented simultaneously but from different spatial sources, we hear ______.
A)two sound streams that do not overlap
B)one auditory stream despite the spatial differences
C)an illusion that there are two fundamental frequencies
D)two auditory streams separate from grouped frequencies

Question

Quizplus · Accepted Answer

When harmonics of a common fundamental frequency are presented simultaneously but from different spatial sources, the brain integrates the spectral information and perceives it as one auditory stream, despite the spatial differences. This phenomenon is known as the auditory streaming effect or the cocktail party problem.

When Harmonics of a Common Fundamental Frequency Are Presented Simultaneously