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Physics 21 Online
OpenStudy (anonymous):

A musical note had a frequency of 512 Hz. If the wavelength of the note is 0.685 m, what is the speed of the sound of that note? A. 345 m/s B. 351 m/s C. 841 m/s D. 0.00120 m/s

OpenStudy (irishboy123):

v = f • lambda B looks good.

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