answersLogoWhite

0

Nothing. If the frequency of a wave depended on its distance from the source,

then . . .

-- The key of the marching band would change as it passed you in the parade.

-- So would the colors on the flag.

User Avatar

Wiki User

13y ago

What else can I help you with?

Continue Learning about Physics

What is the perception in the change of a sound frequency as the source moves closer or farther from The listener?

As the source of a sound moves closer to a listener, the frequency of the sound will appear to increase, resulting in a higher pitch. Conversely, as the source moves farther away, the frequency will appear to decrease, resulting in a lower pitch. This phenomenon is known as the Doppler effect.


What happens when you stand farther from the sound?

When you stand farther from a sound source, the sound intensity decreases as the sound waves spread out over a larger area. This results in the sound becoming quieter and more muffled the farther away you are from the source.


What happens to the energy of a sound wave as the source gets farther away?

As a sound wave travels away from the source, its energy spreads out over a larger area, leading to a decrease in the intensity of the sound. This reduction in energy leads to a decrease in the loudness of the sound as it travels farther away.


What happens when the sound source is moving?

When a sound source is moving, it causes a shift in the frequency of the sound waves perceived by an observer. This shift is known as the Doppler effect. If the source is moving towards the observer, the frequency increases and the pitch sounds higher. If the source is moving away, the frequency decreases and the pitch sounds lower.


Whenever a source of sound moves the frequency heard by the observer is Less than that of the source?

To be more specific, a sound source moving toward you will appear to emit a sound of higher frequency than actual. Conversely, a sound source moving away from you will appear to emit a sound of lower frequency than actual. See "the Doppler effect."

Related Questions

What happens to the shadow as this light source moves?

As you move farther away your shadow get bigger and goes away


What is the perception in the change of a sound frequency as the source moves closer or farther from The listener?

As the source of a sound moves closer to a listener, the frequency of the sound will appear to increase, resulting in a higher pitch. Conversely, as the source moves farther away, the frequency will appear to decrease, resulting in a lower pitch. This phenomenon is known as the Doppler effect.


What happens when you stand farther from the sound?

When you stand farther from a sound source, the sound intensity decreases as the sound waves spread out over a larger area. This results in the sound becoming quieter and more muffled the farther away you are from the source.


What happens to the energy of a sound wave as the source gets farther away?

As a sound wave travels away from the source, its energy spreads out over a larger area, leading to a decrease in the intensity of the sound. This reduction in energy leads to a decrease in the loudness of the sound as it travels farther away.


What is an apparent in frequency of a sound source that moves relative to an observer?

The Doppler Effect. It's a change in frequency cause by the motion of the sound source, the motion of the listener, or both. As a source of sound approaches, observers hear a higher frequency. When the sound source moves away, observers hear a lower frequency. This effect was discovered by an Austrian scientist named Christian Doppler. Example: An ambulance siren. As the ambulance approaches a stationary observer, the frequency seems to increase. As the ambulance moves farther away, the loudness of the siren seems to decrease.


What happens to the brightness of the star as you observe it from farther away?

The brightness of star will decrease as you observe it from farther away.


What happens when the sound source is moving?

When a sound source is moving, it causes a shift in the frequency of the sound waves perceived by an observer. This shift is known as the Doppler effect. If the source is moving towards the observer, the frequency increases and the pitch sounds higher. If the source is moving away, the frequency decreases and the pitch sounds lower.


Whenever a source of sound moves the frequency heard by the observer is Less than that of the source?

To be more specific, a sound source moving toward you will appear to emit a sound of higher frequency than actual. Conversely, a sound source moving away from you will appear to emit a sound of lower frequency than actual. See "the Doppler effect."


What is a change in frequency and pitch as a source of sound moves toward or away from you?

The change in frequency and pitch of a sound as it moves toward or away from you is known as the Doppler effect. When a sound source approaches, the frequency and pitch appear higher than they actually are. Conversely, when the source moves away, the frequency and pitch appear lower.


Why the observed frequency is greater than the frequency of the source?

The observed frequency can be greater than the frequency of the source due to the Doppler effect, where the relative motion between the source and observer causes a shift in the frequency of the wave. When the source is moving towards the observer, the observed frequency is higher, and when the source is moving away, the observed frequency is lower.


When the source of a wave is moving relative to an observer of the wave what happens?

If the source of a wave is moving towards the observer, the observer will perceive a higher frequency (blue shift) in the wave. If the source is moving away, the observer will perceive a lower frequency (red shift) in the wave. This is known as the Doppler effect.


Why does the siren get lower as it gets farther away?

This is due to the Doppler Effect. The Doppler Effect explains how a source of sound, in this case the siren, is catching up with the sound waves it emits. The space between waves is consequently shorter. This produces a higher frequency sound. As the source passes you, it is speeding away from the sound waves. The waves are spread further apart, thus producing a lower frequency.