(II) A source emits sound of wavelengths 2.64 m and2.72 m
Chapter , Problem 60(choose chapter or problem)
(II) A source emits sound of wavelengths 2.64 m and2.72 m in air. (a) How many beats per second will be heard?(Assume T = 20C.) (b) How far apart in space are theregions of maximum intensity?
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