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.
Conceptual Physical Science - DrBob222, Monday, July 5, 2010 at 6:00pm
period = 1/frequency.
speed = frequency x wavelength
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