Two sources of sound placed close to each other, are emitting progressive waves given by
$y_1 = 4\,\,sin\,\,600\pi t$ and $y_2 = 5\,\,sin\,\,608\pi t.$
$y_1 = 4\,\,sin\,\,600\pi t$ and $y_2 = 5\,\,sin\,\,608\pi t.$
An observer located near these two sources of sound will hear
Medium
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