In the figure, assume two waves of light in air, of wavelength 516 nm, are initially in phase. One travels through a glass layer of index of refraction n, = 1.42 and thickness L. The other travels through an equally thick plastic layer of index of refraction n2 = 1.05. (a) What is the smallest value L in meters should have if the waves are to end up with a phase difference of 5.66 rad? (b) If the waves arrive at some common point with the same amplitude, is their interference fully constructive, fully destructive, intermediate but closer to fully constructive, or intermediate but closer to fully destructive? (a) Number i Units (b)

In the figure, assume two waves of light in air, of wavelength 516 nm, are initially in phase. One travels through a glass layer of index of refraction n, = 1.42 and thickness L. The other travels through an equally thick plastic layer of index of refraction n2 = 1.05. (a) What is the smallest value L in meters should have if the waves are to end up with a phase difference of 5.66 rad? (b) If the waves arrive at some common point with the same amplitude, is their interference fully constructive, fully destructive, intermediate but closer to fully constructive, or intermediate but closer to fully destructive? (a) Number i Units (b)

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter38: Refraction And Images Formed By Refraction

Section: Chapter Questions

Problem 127PQ: Light enters a prism of crown glass and refracts at an angle of 5.00 with respect to the normal at...

See similar textbooks

Similar questions

Two polarizing sheets P1 and P2 are placed together with their transmission axes oriented at an angle to each other. What is when only 25% of the maximum transmitted light intensity passes through them?
Light enters a prism of crown glass and refracts at an angle of 5.00 with respect to the normal at the interface. The crown glass has a mean index of refraction of 1.51. It is combined with one flint glass prism (n = 1.65) to produce no net deviation. a. Find the apex angle of the flint glass. b. Assume the index of refraction for violet light (v = 430 nm) is nv = 1.528 and the index of refraction for red light (r = 768 nm) is nr = 1.511 for crown glass. For flint glass using the same wavelengths, nv = 1.665 and nr = 1.645. Find the net dispersion.
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?
Light traveling in a medium of index of refraction n1 is incident on another medium having an index of refraction n2. Under which of the following conditions can total internal reflection occur at the interface of the two media? (a) The indices of refraction have the relation n2 n1. (b) The indices of refraction have the relation n1 n2. (c) Light travels slower in the second medium than in the first. (d) The angle of incidence is less than the critical angle. (e) The angle of incidence must equal the angle of refraction.
A plate of glass (n=1.50) has a thickness of 2.50cm. Light is incident on the glass from air (n=1.00), making an angle of 37 degrees with respect to the normal. How far does the light ray travel in the glass before exiting the opposite side of the plate?
The index of refraction for red light in water is 1.331 and that for blue light is 1.34. If a ray of white light enters the water at an angle of incidence of 75.00°, what are the underwater angles of refraction for the... (a) blue component of the light? 49.44º 37º 46.12º 42.66º (b) red component of the light? 54.87º 58.4º 46.53º 50.5º
Fig. 1 shows two light rays of wavelength 610 nm traveling from air through twodifferent media with refractive indices n1 = 1.5 and n2 = 1.6 and to air again. Assumingthat the two waves are initially out of phase by 180° and they become exactly in phase once they pass through the two media, determine (a)the smallest possible value of L. (b)the second smallest possible value of L.
The light from a krypton laser has a wavelength of 647.1 nm in air. As the light travels from air into acrylic glass (n =1.491), calculate (a) its speed in acrylic glass, (b) its wavelength in acrylic glass, (c) its critical angle in acrylic glass surrounded by air, and (d) its frequency.
A light ray in air has an incident angle of 53.8ﾟ when it strikes the boundary of an unknown material. If the reflected ray is completely polarized so that the incident angle is the Brewster's angle what is the index of refraction of the unknown material? A. 1.25 B. .807 C. 1.69 D. .591 E. 1.37
Optical fibers are composed of silica, with an index of refraction of 1.44. What is the speed of light a silica fiber? Give your answer to 3 significant digit. n=cv c=3.00 x 108 m/s 1f=1do+1di M=−dido M=hiho
An acoustic wave strikes a boundary at medium 1 (1540 m/sec) with a 45 degrees. Upon entering medium 2 (980 m/sec) with oblique incidence, what will happen to the transmission angle?
A light ray enters the atmosphere of the Earth and descends vertically to the surface a distance h = 100 km below. The index of refraction where the light enters the atmosphere is 1.00, and it increases linearly with distance to have the value n = 1.000 293 at the Earth’s surface. (a) Over what time interval does the light traverse this path? (b) By what percentage is the time interval larger than that required in the absence of the Earth’s atmosphere?