kiearabassett12 kiearabassett12

31-03-2020
Physics

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The hight A note on the piano has a wavelength of 0.0487 m what’s the frequency ?

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Loventh Loventh

31-03-2020

Answer:

A modern piano has 88 keys and is tuned to twelve-tone equal temperament. It has its 49th key, the fifth A, also called A4, tuned to a frequency of 440 Hz (referred to as A440).

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