Diffraction Grating
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4 Terms
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What does increasing the number of slits do?
1) Brighter fringes
2) More spaced out
3) Darker gaps
2
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Key formulas
d = 1/N
dSinθ = nƛ
n = C/Cs
n2 = c1 / c2
1n2 = n2 / n1
1n2 = c1 / c2
n1Sinθ = n2Sinθ
Sinθc - n2/ n1
3
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What is the approximate refractive index of air?
n = 1
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When does total internal reflection (TIR) occur?
When light is at a boundary to a less optically dense medium and the angle of incidence is greater than the critical angle
Note 
Flashcards (36)