Diffraction is:A.the difference in density of the compression and rarefaction parts of a sound wave.B.the change of frequency heard by an observer when sound waves come from a moving source.C.when waves suddenly appear in a medium without a source.D.the apparent bending of sound waves around obstacles.

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27-10-2022
Physics

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Diffraction is:A.the difference in density of the compression and rarefaction parts of a sound wave.B.the change of frequency heard by an observer when sound waves come from a moving source.C.when waves suddenly appear in a medium without a source.D.the apparent bending of sound waves around obstacles.

$Diffraction isAthe difference in density of the compression and rarefaction parts of a sound waveBthe change of frequency heard by an observer when sound waves class=$

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SawyerP344716 SawyerP344716 · Answer 1 · 2022-10-27T18:08:01+02:00

SawyerP344716 SawyerP344716

27-10-2022

Diffraction is a phenomenon that occurs when a wave hits an object or it passes through a small gap.

The propagation of the wave will have a circular pattern after the diffraction effect:

Therefore the correct option is D.

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