Chemistry, 26.08.2019 14:30 SMNS625

Two speakers are placed side by side and are described as having constructive interference. how do you know when constructive interference of sound waves has occurred?
the sound waves will combine to be larger, so the volume will be louder.
the waves will flatten out or disappear completely when two waves meet each other.
the sound waves will combine, so the waves will cancel each other out.
the sound waves will combine to be larger, so there will be no volume.

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