6: Equations Flashcards

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1
Q

Constructive Interference: Path difference =

A

nλ (where n is an integer)

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2
Q

Destructive Interference: Path difference =

A

(2n+1)λ/2

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3
Q

Fringe Spacing =

A

Fringe Spacing, X = Dλ/d

D = Distance from slits to screen
d = spacing between slits 
λ = wavelength
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