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Interferens i dubbelspalt och gitter (Impuls 2 s.223-229)

Interferens i dubbelspalt och gitter (Impuls 2 s.223-229)

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Author: Håkan Nygård
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Tutorial

Interferens i dubbelspalt

Interferens i gitter

Filmen visade interferens i dubbelspalt. Vad är interferens i gitter?

I filmen lät man en laserstråle (=rött ljus) gå genom en dubbelspalt. Vad händer om vitt ljus (=flera färger) går genom en

dubbelspalt?

Läs i boken Impuls2 (s.224) och se på bilden nedan.

Vitt ljus genom gitter

of

Youngs försök 1801

of

Interferens

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