WAV-00 · laboratory
d'Alembert, Snell, thin lens, Doppler, impedance and Bragg.
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22 governing sheets
v = f λ = ω / k.
Travelling wavesn1 sin θ1 = n2 sin θ2.
Refraction1/f = 1/do + 1/di.
Geometrical opticsf' = f (v ± vo) / (v ± vs).
DopplerZ = ρ c, and intensity I = p² / Z.
Acoustics2 d sin θ = n λ.
DiffractionI = I0 cos² θ after an ideal polariser.
PolarisationΔy = λ L / d between adjacent bright fringes.
InterferencePolarizer intensity.
GoverningCrystal diffraction.
GoverningConstructive film path.
GoverningNormal-incidence reflection.
GoverningCircular-aperture resolution.
Governing1-D source/observer Doppler.
GoverningTwo close tones.
GoverningInverse-square sound/light.
GoverningSPL re 20 µPa.
GoverningEnvelope speed.
GoverningCrest speed.
GoverningTotal internal reflection onset.
Governingn1 sin θ1 = n2 sin θ2. The conserved transverse wavevector.
Waves1/f = 1/u + 1/v. Gaussian sign convention.
Waves