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The human ear is most sensitive to sound that has a frequency of about 4000 Hz. Assume that the speed of sound in air is 340 m/s. What is the wavelength of a sound heard in the air with this frequency?
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The human ear is most sensitive to sound that has a frequency of about 4000 Hz. Assume that the speed of sound in air is 340 m/s.

What is the wavelength of a sound heard in the air with this frequency?
A. 0.043 m
B. 0.085 m
C. 12 m
D. 340 m

User Vkrishna
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Wavelength = (speed) / (frequency)

Wavelength = (340 meters per sec) / (4,000 per sec) = 0.085 meters = 8.5 cm


User Tywan
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