The Doppler effect is the change in frequency or wavelength of a wave due to the motion of the source or observer. When the source moves toward the observer the frequency increases and the wavelength decreases. When it moves away ...
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Doppler effect is related to sound. It describes the change in frequency of sound waves due to relative motion between the source and observer. Approaching objects increase the frequency (higher pitch), while receding objects decrease it (lower pitch), affecting how ...
The fluctuations in the frequency of a sound source are called the Doppler effect. This phenomenon occurs when there is relative motion between the sound source and the observer, causing the observed frequency to increase as they approach each other ...