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The SI unit for the amplitude of sound is decibel. It is written as dB.

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What is the SI unit of the amplitude of a wave?

We need a length or distance measurement here. The unit is meter or a part of it, like centimeter, millimeter.


What is associated with the sound's loudness?

The loudness of a sound is associated with the amplitude of the sound wave. A higher amplitude corresponds to a louder sound. The unit used to measure sound amplitude is decibels (dB).


What is the si unit for amplitude?

Amplitude is used for different waves. For a water wave, the amplitude might be measured in units of length (meters or centimeters), for a sound wave, in units of pressure, for an electromagnetic wave, in terms of electrical properties, for an electrical signal, in volts, etc. - so it really depends on the kind of wave.


What is the SI and CGS unit of sound?

The SI unit of sound is the decibel (dB), which measures sound intensity. In the CGS system, the unit of sound is the bel (B), where 1 bel is equivalent to 10 decibels.


What is related to the volume of a sound wave?

The volume of a sound wave is related to its amplitude, which is the height of the wave. A higher amplitude results in a louder sound, while a lower amplitude produces a softer sound. The unit used to measure the volume of a sound wave is decibels (dB).


What is loudness of sound determined by?

The loudness of sound is determined by the amplitude or intensity of the sound wave. Greater amplitude or intensity results in a louder sound. The unit used to measure loudness is decibels (dB).


What is the units and symbol for amplitude?

The unit for amplitude is the same as the quantity being measured. For example, for sound waves, the unit could be decibels (dB). There is no specific symbol for amplitude as it depends on the context, but it is often represented by "A" or "Α".


What is the si unit of sound intensity?

the sound intensity is measured in work /m .that means , si unit of sound intensity is decibel ( db) .


A sound waves amplitude corresponds to the sounds what?

Usually, people are asking as if there is just "the" amplitude in sound waves in air. The loudness perception of a sound is determined by the amplitude of the sound waves − the higher the amplitude, the louder the sound. Which amplitude of sound (sound amplitude) do you mean? There are: amplitude of particle displacement ξ, or displacement amplitude amplitude of sound pressure p or pressure amplitude amplitude of sound particle velocity v, or particle velocity amplitude amplitude of pressure gradient Δ p, or pressure gradient amplitude. Furthermore, think of the amplitude of the oscillation of a string. The maximum magnitude of the deflection of a wave is called amplitude. Look at link: "What is an amplitude?"


How does amplitude relate to decibels?

Amplitude is a measure of the height or strength of a sound wave. Decibels (dB) are a unit used to measure the intensity or loudness of a sound. The relationship between amplitude and decibels is logarithmic, as the decibel scale is a logarithmic scale that quantifies the relative difference in sound intensity.


What unit is used to measure the amplitude of an ECG?

µmmicrometerfrom wikipedia "A micrometre is one-millionth of a metre (1/1000 of a millimetre, or 0.001mm). Its unit symbol in the International System of Units (SI) is μm"


What does the amplitude of a wave tell about a sound?

Amplitude is the maximum displacement of a wave. The amplitude determine the loudness of the sound