Light of wavelength λ = 430 nm and intensity I(0) = 210 W/m^2 is incident upon two narrow slits that are separated by a distance d = 36 μm. Part (a) Write an equation for the cosine of half of the phase difference Φ between the waves passing through the two slits in terms of the intensity of the central maximum I(0) and the resulting intensity I. cos(Φ/2) = Part (b) What is the smallest phase angle, Φ in radians, for which the resulting intensity of the light will be I = 110 W/m^2? Φ =

Light of wavelength λ = 430 nm and intensity I(0) = 210 W/m^2 is incident upon two narrow slits that are separated by a distance d = 36 μm. Part (a) Write an equation for the cosine of half of the phase difference Φ between the waves passing through the two slits in terms of the intensity of the central maximum I(0) and the resulting intensity I. cos(Φ/2) = Part (b) What is the smallest phase angle, Φ in radians, for which the resulting intensity of the light will be I = 110 W/m^2? Φ =

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter35: Diffraction And Interference

Section: Chapter Questions

Problem 44PQ

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