Longitudinal wave: Difference between revisions

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|Meaning=(''Also called'' compressional wave.) An [[irrotational]] plane [[wave]] '''A''' parallel to the  propagation direction in the sense that if '''A''' = '''A'''<sub>0</sub>exp(i'''k''' &middot; '''x''' - i&#x003c9;''t''), where '''k''' is the [[wave vector]],  then '''k''' &times; '''A''' = 0.
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|Explanation=An example is an [[acoustic wave]] in an inviscid medium. <br/>''Compare'' [[transverse wave]].
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== longitudinal wave ==
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<div class="definition"><div class="short_definition">(''Also called'' compressional wave.) An [[irrotational]] plane [[wave]] '''A''' parallel to the  propagation direction in the sense that if '''A''' = '''A'''<sub>0</sub>exp(i'''k''' &middot; '''x''' - i&#x003c9;''t''), where '''k''' is the [[wave vector]],  then '''k''' &times; '''A''' = 0.</div><br/> <div class="paragraph">An example is an [[acoustic wave]] in an inviscid medium. <br/>''Compare'' [[transverse wave]].</div><br/> </div>
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Latest revision as of 06:58, 29 March 2024

(Also called compressional wave.) An irrotational plane wave A parallel to the propagation direction in the sense that if A = A0exp(ik · x - iωt), where k is the wave vector, then k × A = 0.

An example is an acoustic wave in an inviscid medium.
Compare transverse wave.

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