Summary: This LO is on sound wave interference. This problem utilizes knowledge of destructive and constructive interference of 2D sound waves. It is in the format of a word document consisting of a two part question.
https://docs.google.com/document/d/1LZ2OTlGHcc3X0N0FANbLelFgSPkMG0Q5MW2ZTjTROtY/edit?usp=sharing