Waagenlengde

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Vorlage:Öömrang

Waagenlengde faan en sinusfuremt waag.

At Waagenlengde λ (greks: Lambda) as di wai tesken tau ponkter mä detsalew faas uun en waag. Tau ponkter haa det salew faas, wan jo likegrat (likehuuch) an det salew ütjrachtang haa.

Bestemang

λ=cf

Diarbi as c at faard an f at frekwens faan't waag.
Det faard könst dü sodenang uk bereegne üs waagenlengde mool frekwens:

c=λf

Luke uk diar