Doppler Effect
When the wave source and the observer
are in relative motion, the frequency of the waves observed is different from the frequency of emitted waves. wave fronts emitted by the source are concentric spheres, the separation between waves is lower towards the side on which the issuer is movement
endo and more on the opposite side. To the observer, at rest or in motion this corresponds to a greater or lesser frequency. If the observer is close to the source on the right wavelength will notice a lower (or higher frequency) and advise if otherwise away from the source.
If the transmitter emits sound waves, the sounds do
heard by the observer on the right of the issuer, will sharper and the sound esc uchado by the observer on the left will be more severe. In other words, cu 'm the transmitter approaches the observer, he hears a sharp sound when the transmitter is away from the observer, he hears a deeper sound.
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