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Acoustics
Wavelength & period
Calculate wavelength, quarter wavelength and cycle duration in air.
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Example valuesResults
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The calculation
λ = c / f Quarter wavelength = c / (4f) T = 1 / f c = 343 m/s
Assumptions & limits
Fixed sound speed of 343 m/s, representative of air near 20 °C. Temperature and humidity are not inputs.
Background: Sound · OpenStax University Physics
