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The production of sound during speech or singing is a complicated process. Let's concentrate on the...

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Physics

The production of sound during speech or singing is acomplicated process. Let's concentrate on the mouth. A typicaldepth for the human mouth is about 7.4 cm , although this numbercan vary. (Check it against your own mouth.). We can model themouth as an organ pipe that is open at the back of the throat.

a) What are the wavelengths of the first four harmonics you canproduce if your mouth is open?

Express your answers in centimeters separated by commas.

b) What are the frequencies of the first four harmonics you canproduce if your mouth is open? Use 351 m/sm/s for the speed ofsound.

Express your answer in hertz separated by commas.

c) What are the wavelengths of the first four harmonics you canproduce if your mouth is closed?

Express your answers in centimeters separated by commas.

d) What are the frequencies of the first four harmonics you canproduce if your mouth is closed? Use 351 m/sm/s for the speed ofsound.

Express your answer in hertz separated by commas.

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