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formula to calculate frequency sound wave. L represents wavelength in meters. A sound wave has a wavelength of 25 mm.
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F is the frequency of wave v is the speed of wave and. The equation for wavelength is. Sound pressure level decibels db P sound wave pressure newtonsmeter 2.
The equation for wavelength is.
As we know for a sinusoidal wave moving with a constant speed the wavelength of the wave is inversely proportional to its frequency. Wavelength l 700 nm Velocity of light v 3 x 108 ms. L is the wavelength of wave. Sound pressure level decibels db P sound wave pressure newtonsmeter 2.