Coherent light from a sodium-vapor lamp is passed through a filter that blocks everything except light of a single wavelength. It then falls on two slits separated by 0.46 mm. In the resulting interference pattern on a screen 2.2 m away, adjacent bright fringes are separated by 2.82 mm. alreren ] Calculate the wavelength of this sodium-vapor lamp, in SI units. X b) is the ms] Assume A = 500 nm and the distance to the last bright fringe is 16.74 mm. What is the maximum number N of bright fringes including the central fringe and those on both sides of it, that can appear on the viewing screen? N =

College Physics
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Author:Raymond A. Serway, Chris Vuille
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Chapter24: Wave Optics
Section: Chapter Questions
Problem 2P: In a Youngs double-slit experiment, a set of parallel slits with a separation of 0.100 mm is...
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Coherent light from a sodium-vapor lamp is passed through a filter that blocks everything
except light of a single wavelength.
It then falls on two slits separated by 0.46 mm. In the resulting interference pattern on a
screen 2.2 m away, adjacent bright fringes are separated by 2.82 mm.
arren ] Calculate the wavelength of this sodium-vapor lamp, in SI units.
X =
b) is the ms] Assume λ = 500 nm and the distance to the last bright fringe is 16.74 mm.
What is the maximum number N of bright fringes including the central fringe and those
on both sides of it, that can appear on the viewing screen?
N =
Transcribed Image Text:Coherent light from a sodium-vapor lamp is passed through a filter that blocks everything except light of a single wavelength. It then falls on two slits separated by 0.46 mm. In the resulting interference pattern on a screen 2.2 m away, adjacent bright fringes are separated by 2.82 mm. arren ] Calculate the wavelength of this sodium-vapor lamp, in SI units. X = b) is the ms] Assume λ = 500 nm and the distance to the last bright fringe is 16.74 mm. What is the maximum number N of bright fringes including the central fringe and those on both sides of it, that can appear on the viewing screen? N =
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