When a thin plate of refractive index 1.5 is placed in the path of one of interfering beams of Michaelson Interferometer, a shift of 30 fringes is observed. If the thickness of plate is 0.018 mm, the wavelength of the used light is ____ a) 4000 Å b) 5000 Å c) 6000 Å d) 7000 Å

Q: The distance between the two luminous lines was measured as 0.5 mm in the interference pattern…

A: Given that, the wavelength of reflected light from the oil and water interface is λ=5890 Å =…

Q: A thin film with index of refraction n = 1.40 is placed in one arm of a Michelson interferometer,…

A: The expression for the number of fringes shifted due to the insertion of a thin film of thickness is

Q: A thin film of thickness 1.5 µm is placed in Michelson interferometer which causes a 7.5 fringe…

A: Thickness, t = 1.5 μm Shifts, ∆y1 = 7.5 fringes ∆y2 = 9 fringes Thickness of second film, t2 = ?

Q: The minimum angle of resolution of the diffraction patterns of two identical monochromatic point…

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Q: Analysis of an interference effect in a clear solid shows that the wavelength of light in the solid…

A:

Q: A thin film with index of refraction n = 1.24 is placed in one arm of a Michelson interferometer,…

A: When film of thickness t, and refractive index n is placed in one arm of Michelson interferometer…

Q: How far apart must the slits be to produce a 3rd order dark fringe at an angle of 8.31° when struck…

A: The distance of nth dark fringe in is given by, dsin(Θ)=2n-12λD               (1)

Q: In Fraunhofer diffraction pattern, slit width is 0.2 mm and screen is at 2 m away from the lens. If…

A: To find- Distance between 1st minimum on either side of central maximum. Given- Slit widthd=0.2 mm…

Q: When monochromatic light is incident on a slit 22.0 mm wide, the first diffraction minimum lies at…

A: The minima of the diffraction are given by

Q: When a plate of thickness 0.05 mm is placed in the path of a Michaelson Interferometer, a shift of…

A: B

Q: One arm of a Michelson interferometer has a section of length 2.48 cm where the air can be…

A:

Q: In Young's Double slit experiment using monochromatic light, the fringe pattern shifts by certain…

A: We need to find-(1) Wavelength of monochromatic light.Provided data-Refractive index…

Q: When the movable mirror is translated by 0.07 mm, a shift of 300 fringes is observed. What is the…

A: In Michelson interferometer, the shift in the number of fringes due to the translation of the mirror…

Q: Q1) a) Calculate the peak amplitude E0 of the electric field associated with light waves from a 100…

A: The problem is based on the concept of light waves. A light wave is an electromagnetic wave that…

Q: You measure distances from the center of a diffraction pattern (y) to a series of dark fringes on a…

A:

Q: Light is incident from vacuum to crown glass; the lights vacuum wavelength is 500 nm, so the…

A: Given: The refractive index of the crown is 1.52. The wavelength of the light is 500 nm. The…

Q: When a plate of thickness 0.05 mm is placed in the path of a Michaelson Interferometer, a shift of…

A: As We know, μ = nλ/2t + 1Here, λ = 5000 Å = 5 X 10-7 m, n = 100, t = 0.05 mm = 5 X 10-5 mTherefore,…

Q: How far apart are the slits to produce a 2nd order bright fringe at an angle of 5.23° if the light…

A: Order of diffraction is, n=2Angle of diffraction is, θ=5.23°Wavelength of incident light is,…

Q: Three discrete spectral lines occur at angles of 10.2°, 13.8°, and 15.0°, respectively, in the…

A: SOlution: given that Three discrete spectral lines occur at angles of 10.2°, 13.8°, and 15.0° slits…

Q: In a double-slit experiment, the optical path difference between the rays from two coherent sources…

A: Given-∆1=7.5×10-6 m∆2=1.8×10-6 mλ=6×10-7 m

Q: A parallel beam of light of 641nm falls on a narrow slit and the resulting diffraction pattern is…

A: From the question, it is given that- Wavelength of light: λ = 641 nm = 641×10-9 mDistance between…

Q: Two yellow flowers are separated by 60 cm along a line perpendicular to your line of sight to the…

A:

Q: In one arm of a Michelson interferometer is a transparent container initially full of air, with…

A: Length d=6.76 cm, number of bright fringes m=105986, wavelength of the light λ=554 nm and refractive…

Q: A thin sheet of transparent material has an index of refraction of 1.40 and is 15.0 μm thick. When…

A: Four fringe shift will occur when the optical path in one arm of a Michelson’s interferometer…

Q: The Michelson interferometer can be used to measure the index of refraction of a gas by placing an…

A: Wavelength of light = Length of tube = L = 5.40 cm Fringe shift (number) = N = 168

Q: If light of wavelength 600 nm falls on a rectangular slit 0.0400 mm wide, what is the angular…

A: Given data: wavelength of light used, λ = 600 nm = 600 × 10-9 m width of the slit, d = 0.04 mm =…

Q: Three discrete spectral lines occur at angles of 10.3°, 13.8°, and 15.0°, respectively, in the…

A: Given:θ1=10.3°θ2=13.8°θ3=15.0°

Q: One arm of a Michelson interferometer has a section of length 2.17 cm where the air can be…

A: If one of the arms of the Michelson interferometer is moved by distance d, then the number of…

Q: The distance between the two luminous lines was measured as 0.5 mm in the interference pattern…

A: If light is travelled in any medium we all know that it may travelled in vaccum. Hence the ratio of…

Q: Two slits are 1.2 x 10-4 m apart and are at a distance of 70 cm from a screen. The fourth bright…

A: In the question, it is given that

Q: One way to determine the index of refraction of a gas is to use an interferometer. As shown below,…

A:

Q: A parallel beam of light of 663nm falls on a narrow slit and the resulting diffraction pattern is…

A: Write the given values with the suitable variables. λ=663 nm=663×10-9 mD=2 my=3.5 mm=3.5×10-3 m…

Q: A 0.72 mm diameter hole is illuminated by infrared light of wavelength 2.5 μm. What is the angle of…

A: Given,  Diameter = 0.72 mm Wavelength = 2.5 micrometers We need to find, Angle of the dark fringe =?

Q: A thin film of thickness 1.5 µm is placed in Michelson interferometer which causes a 7.5 fringe…

A:

Q: Red light having a wavelength of 690 nm (in air) is vertically incident on a thin film of oil that…

A: Given :     Wavelength of light, λ = 690 nm     Refractive index of the oil film, μ=1.19…

Q: (a) If the distance between two slits in Young's double slit experiment is 1.0 mm, the distance…

A: In a Young's Double Slit experiment  Distance between the slits and the detector screen= 2 m…

Q: A thin sheet of transparent material has an index of refraction of 1.40 and is 15.0 µm thick. When…

A: Four fringe shifts will occur when the optical path in one arm of a Michelson’s interferometer…

Q: One way to determine the index of refraction of a gas is to use an interferometer. As shown below,…

A: The length of the glass container, L=1.8 cm The wavelength of the laser, λ=687nm The number of dark…

Q: Two point sources of light are separated by 5.5 cm. As viewed through a 12um-diameter pinhole, what…

A: Separation between two point source, d = 5.5 cmThe diameter of pinhole, D = 12 μmWavelength for…

Q: You are observing the pattern of fringes in a Michelson interferometer. If you change the index of…

A: Yes. Changing the index of refraction changes the wavelength of the light inside the compensator…

Q: Infrared light of wavelength 2.5 μm illuminates a 0.20-mmdiameter hole. What is the angle of the…

A: