2.2)įigure 17.22 Some types of headphones use the phenomena of constructive and destructive interference to cancel out outside noises. Examples should include musical instruments. 6.D.4.2 The student is able to calculate wavelengths and frequencies (if given wave speed) of standing waves based on boundary conditions and length of region within which the wave is confined, and calculate numerical values of wavelengths and frequencies.6.D.3.4 The student is able to describe representations and models of situations in which standing waves result from the addition of incident and reflected waves confined to a region.
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