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範例:水波的干涉與節線

水波槽中兩同相點波源所產生之波,波長均為λ,兩波源相距d,(1)求下列情況時節線之總數(A)d=3λ (B)d=5.5λ (2)若在水波槽中產生4條節線,則d與λ之關係為何?(A)5d/2 ≧λ>7d/2 (B)5d/>2 λ≧7d/2(C)2d/3≧λ>2d/5(D)2d/3>λ≧2d/5(E)以上皆非。(3)不產生任何干涉節線之條件為何?

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Posted in 水波的干涉與繞射.

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By admin – 2009 年 10 月 07 日

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