Conceptual Physical Science
posted by Laticia .
On a keyboard, you strike a note having a frequency of 256 Hz. (a) Show that the period of one vibration of this tone is 0.00391s. (b) As the sound leaves the instrument at a speed of 340 m/s, show that its wavelength in air is 1.33m.

period = 1/frequency.
speed = frequency x wavelength
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