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Compute the wavelength in air of ultrasound with a frequency of 38 kHz if the speed of sound is 344 m/s.answer in:____ m
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19 votes
19 votes
Compute the wavelength in air of ultrasound with a frequency of 38 kHz if the speed of sound is 344 m/s.answer in:____ m

User Zhnglicho
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3.0k points

1 Answer

13 votes
13 votes
Answer:

λ = 0.0091 m

Step-by-step explanation:

The frequency, f = 38 kHz

f = 38000 Hz

The speed, v = 344 m/s

The wavelength is calculated using the formula:

λ = v/f

Substitute f = 38000 Hz and v = 344 m/s into the formula and solve for λ

λ = 344/38000

λ = 0.0091 m

User Kavian Rabbani
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2.8k points
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