What is the main outcome of constructive interference in wave behavior?

Constructive interference occurs when two or more waves overlap and combine in such a way that their amplitudes add together. This results in a new wave that has a larger amplitude than any of the individual waves involved in the interference. The key aspect of constructive interference is that it enhances the wave's strength, leading to increased intensity in the case of sound waves or greater brightness in light waves. When waves are in phase, meaning their peaks and troughs align, the resulting amplitude is effectively the sum of the individual wave amplitudes.

This principle underlies many physical phenomena, such as the amplification of sound in musical instruments or the bright spots seen in patterns of light and shadow created by coherent light sources. By demonstrating how waves effectively reinforce each other through constructive interference, it showcases the fundamental behavior of waves and their interactions, thus confirming the significance of larger amplitude as the primary outcome of this phenomenon.