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Physics 102 Zane 2010 Chapter Exercises & Discussions

# Physics 102 Zane 2010 Chapter Exercises & Discussions ...

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Interference Type Geometry Constructive Condition Destructive Condition In General Find the path-length difference. 12    = m λ m = 1, 2, 3, … = (m – ½) λ m = 1, 2, 3, … Double-Slit For the drawing to the right, θ is measured from the center (m = 0) line. The vertical (y- axis) distance is y = L tan θ , where L is the distance from the slits to the screen. d sin θ = m λ m = 0, ± 1, ± 2, ± 3,… d sin θ = (m – ½) λ m = 0, ± 1, ± 2, ± 3,… Air Wedge 12 d m 2 m1 , 2 , 3 , . . .  12 d 1 m 22 m 0,1,2,3. ..  Thin-film sandwich n 1 <n 2 >n 3 OR n 1 >n 2 <n 3 vacuum 2nt 1 m 2 m0 , 1 , 2 , 3 , . . .  vacuum 2nt m m0

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Thin-film progressive n 1 <n 2 <n 3 OR n 1 >n 2 >n 3 vacuum 2nt m m0 , 1 , 2 , 3 , . .
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Unformatted text preview: 2 m 0,1,2,3,. .. Single-Slit Diffraction For the drawing to the right, θ is measured from the center (m = 0) line. The vertical (y-axis) distance is y = L tan θ , where L is the distance from the slits to the screen. c.f. 2 / W Wsin m m 1, 2, 3,. .. Circular aperture Resolution n min 1.22 D D is the diameter of the aperture. y is the distance between the 2 light sources. L is the distance from the observer to the light sources. y tan sin L for small Diffraction Grating d sin θ = m λ m = 0, ± 1, ± 2, ± 3,…...
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Physics 102 Zane 2010 Chapter Exercises & Discussions ...

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