Concept explainers
A curved piece of glass with a radius of curvature R rests on a flat plate of glass. Light of wavelength λ is incident normally on this system. Considering only interference between waves reflected from the curved (lower) surface of glass and the top surface of the plate, show that the radius of the nth dark ring is
Want to see the full answer?
Check out a sample textbook solutionChapter 28 Solutions
Physics, Books a la Carte Plus Mastering Physics with Pearson eText -- Access Card Package (5th Edition)
Additional Science Textbook Solutions
Chemistry: An Introduction to General, Organic, and Biological Chemistry (13th Edition)
Organic Chemistry (8th Edition)
Microbiology: An Introduction
Genetic Analysis: An Integrated Approach (3rd Edition)
Applications and Investigations in Earth Science (9th Edition)
College Physics: A Strategic Approach (3rd Edition)
- A beam of 580-nm light passes through two closely spaced glass plates at close to normal incidence as shown in Figure P27.23. For what minimum nonzero value of the plate separation d is the transmitted light bright?arrow_forwardA beam of monochromatic green light is diffracted by a slit of width 0.550 mm. The diffraction pattern forms on a wall 2.06 m beyond the slit. The distance between the positions of zero intensity on both sides of the central bright fringe is 4.10 mm. Calculate the wavelength of the light.arrow_forwardConsider a wave passing through a single slit. What happens to the width of the central maximum of its diffraction pattern as the slit is made half as wide? (a) It becomes one-fourth as wide. (b) It becomes one-half as wide. (c) Its width does not change. (d) It becomes twice as wide. (e) It becomes four times as wide.arrow_forward
- Both sides of a uniform film that has index of refraction n and thickness d are in contact with air. For normal incidence of light, an intensity minimum is observed in the reflected light at λ2 and an intensity maximum is observed at λ1, where λ1 > λ2. (a) Assuming no intensity minima are observed between λ1 and λ2, find an expression for the integer m in Equations 27.13 and 27.14 in terms of the wavelengths λ1 and λ2. (b) Assuming n = 1.40, λ1 = 500 nm, and λ2 = 370 nm, determine the best estimate for the thickness of the film.arrow_forwardA source emits monochromatic light of wavelength 495 nm in air. When the light passes through a liquid, its wavelength reduces to 434 nm. What is the liquid's index of refraction? (a) 1.26 (b) 1.49 (c) 1.14 (d) 1.33 (e) 2.03arrow_forwardA monochromatic light of wavelength 316 nm in air is passing through a piece of glass of index of refraction n. The angle of incidence and refraction are 0₁ = 60° and 0₂ = 46° as shown in the figure. What is the speed of light in the glass? (c = 3.00 x 108 m/s) nair = 1 n a) 2.49 x 108 m/s b) 1.82 x 108 m/s c) 3.0 x 108 m/s d) 5.0 x 108 m/s e) None of these is correct. Write your ownarrow_forward
- White light is incident on a soap film at an angle of sin 5 and the reflected light on examination by the spectroscope shows dark bands. The consecutive dark bands corresponds to wavelength 6100 Å and 6000 Å. If the refractive index of the film is 4/3, calculate its thickness.arrow_forwardProblem 8 :We wish to coat a flat slab of glass (n 1.5) with a %3D transparent material (n-1.25) so that light of wavelength 620nm (in vacuum) incident normally is not reflected. What should be the minimum thickness of the coating? Air=1 Film= Glass=1.5 1.25 a 111arrow_forwardLight of wavelength A = 629 nm is incident %3D from vacuum onto glass of index of refraction n = 1.49 with an angle of incidence e = 30°. Taking the speed of light in vacuum equal to 3 × 10^8 m/s, then the wavelength, Ag, and the frequency, fg, of light in the glass are respectively: O 422.1 nm; 4.8×10^14 Hz 422.1 nm; 7.1×10^14 Hz 433.8 nm; 6.9x10^14 Hz O 408.4 nm; 4.8×10^14 Hz 433.8 nm; 4.8×10^14 Hzarrow_forward
- Two interfering light beams with I2= 122 l. The fringe contrast (Visibility) of the %3D resulting interference pattern is: 0.0602 1.8769 0.0904 0.4490 0.1796 Oarrow_forwardA thin layer of oil (n = 1.25) is floating on water (n = 1.33). How thick is the oil in the region that strongly reflects green light ( lambda = 556nm)?arrow_forwardProblem 8 :We wish to coat a flat slab of glass (n 1.5) with a transparent material (n-1.25) so that light of wavelength 620nm (in vacuum) incident normally is not reflected. What should be the minimum thickness of the coating? Air=1 Film= Glass=1.5 r2 1.25 ri a 111arrow_forward
- Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
- Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningUniversity Physics Volume 3PhysicsISBN:9781938168185Author:William Moebs, Jeff SannyPublisher:OpenStax