Consider a soap film that is the thinnest film that will produce a bright blue light when illuminated with the white light. The index of refraction of the soap film is 1.35 and the blue light is monochromatic with wavelength 411 nm. a) Calculate the thickness of the film if the soap covers a piece of crown glass with index of refraction of 1.52.
Consider a soap film that is the thinnest film that will produce a bright blue light when illuminated with the white light. The index of refraction of the soap film is 1.35 and the blue light is monochromatic with wavelength 411 nm. a) Calculate the thickness of the film if the soap covers a piece of crown glass with index of refraction of 1.52.
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter25: Geometric Optics
Section: Chapter Questions
Problem 22PE: An optical fiber uses flint glass clad with crown glass. What is the critical angle?
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Consider a soap film that is the thinnest film that will produce a bright blue light when illuminated with the white
light. The index of refraction of the soap film is 1.35 and the blue light is monochromatic with wavelength 411 nm.
a) Calculate the thickness of the film if the soap covers a piece of crown glass with index of refraction of 1.52.
b) Suppose the reflections occur instead from the soap film on water with index of refraction of 1.33. Determine the
thickness of the film on the water that will produce the same blue colour of reflected light
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