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VERN HART. Created for Albert.io. Copyright 2016. All rights reserved.
Suppose two speakers oscillate perfectly in phase and each emits a frequency of 85 Hz.. The two speakers are placed 20 m apart, facing each other.
At which of the following locations would you hear a loud signal? (constructive interference)
5 m from the left speaker.
8 m from the left speaker.
9 m from the left speaker.
11 m from the left speaker.