Physics, 04.04.2020 15:23, ligittiger12806

At a country music festival, a band is playing at the end of a crowded
1947 m field when one of the players hits a note on the keyboard that has
a frequency of 400 Hz. (HINT-find the wavelength first)How many full
wavelengths are there between the stage and the last row of the crowd?

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At a country music festival, a band is playing at the end of a crowded
1947 m field when one of...