Chapter 17, Problem 020The figure shows four isotropic point sources of sound that are uniformly spaced on an x axis. The sources emit sound at the same wavelength and same amplitude sm, and they emitin phase. A point P is shown on the x axis. Assume that as the sound waves travel to P, the decrease in their amplitude is negligible. What multiple of sm is the amplitude of the netwave at P if distance d in the figure is (a)1A, (b)2, and (c)4/?(a) Number(b) Number(c) NumberUnitsUnitsUnitsS₁SaSa+S₁

The wavelength of the source is = The amplitude of the wavelength is = Smwhat multiple of Smis the…

Answered: The figure shows four isotropic point…

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