Ex. 18 : In Young's experiment, the separatio between the slits is 3 mm nad the distance between the slits and the screen is 1 m. If the wavelength of light used is 6000 A.U., calculate the fringe width. What will be the change in fringe width, if entire apparatus is 4 immersed in a liquid of refractive index 3

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Q: a) by ight? (b) Give a diagram showing clearly how coherent sources are produced in a biprism.…

A: Fresnel Bi-prism:  It is an optical device of producing interference of light by joining two bases…

Q: Light of wavelength 588.5 nm illuminates a slit of width 0.72 mm. (a) At what distance from the slit…

A: Wavelength of light λ=588.5 nm Slit width d=0.72 mm Distance of first minima from the central maxima…

Q: A student performs a double-slit experiment using a monochromatic light source, two slits spaced…

A: The objective of this question is to find out the average distance between the bright fringes when…

Q: Light of wavelength 500 Å, is incident normally on a slit. The first minimum in the diffraction…

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Q: A physics professor wants to perform a lecture demonstration of Young’s double-slit experiment for…

A: Given, The distance from the source to the screen, D=5.0 m The wavelength, λ=633 nm  =633×10-9 m The…

Q: In a biprism experiment the two magnified images of the slit on the screen were found to be 3.2 mm…

A: We need to compute-Fringe width=?The data given as-Distance of convex lens from slit=20 cmDistance…

Q: In a Young's double-slit experiment, the angle that locates the second dark fringe on either side of…

A: The ratio of the slit separation to the wavelength for dark fringes in a double-slit experiment can…

Q: In a biprism experiment a convex lens is introduced at a distance of 40 cm from the. slit. The…

A: We have to compute-Band width (X)=?Given that-Distance of lens from slit (u)=40 cmDistance of lens…

Q: In a buprism experiment a sources of light having wavelength 6500 Å is replaced by a source of light…

A: To find-Change in fringe width (X1-X2)=?Given-λ1=6500 A0=6500×10-10 mλ2=5500 A0=5500×10-10 mD=1 md=1…

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

A: Given, wavelength λ = 600 nm = 6 × 10-7 m   Slit width d = 0.0400 mm = 0.0400 × 10-3 m…

Q: A composite light source is directed at a diffraction grating with a grating constant of 230…

A: Given Information:- Grating constant is  N=230 lines /mm ⇒N=230 lines/ mm×103 mm1 m ⇒N=2.30×105…

Q: In a Young's double slit experiment the two slits are 0.044 mm apart and the screen is 2.34 m away…

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Q: In Youngis experiment the slit iş illuminated by a light of wavelengih 5900. A.U. if the sources are…

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Q: In a Young's double slit experiment, two wavelengths of 500 nm and 700 nm were used. What is the…

A: Let n1 bright fringe corresponding to wavelength λ1=500 nm coincides with n2 bright fringe…

Q: (a) What is meant by the term "coherent sources". In Young's double slit experiment, the amplitude…

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Q: If a diffraction grating with 300 lines/mm is illuminated with beam of white light, and the 2nd…

A: Given: Grating : 300 lines/mm Wavelength λ=500 nm To find  Separation at wavelength of 400 nm and…

Q: OA monochromatic light of wavelength 500 nm is incident normally on a single slit of width 0.2 mm to…

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Q: Ex. 9: In Young's experiment interference bands are produced on the screen placed at 1.5 m from the…

A: To find-(1) Fringe width (X1)=?(2) Change in fringe width (X1-X2)=?Given-λ=4500 A0=4500×10-10 mD=1.5…

Q: In a bipuism expt the slit is illuminated by a light of wavelength 5890A°. The distance between slit…

A: We need to compute-Change in bandwidth (X2-X1)=?Given that-λ=5890 A0=5890×10-10 mD1=80 cm=0.80…

Q: In a Young’s double slit experiment, the screen is place 2.5 m from the slits, which have a…

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Q: 6 In a biprism experiment the distance between the slit and focal plane of eyepiece is 1. Wavelength…

A: We have to find-Fringe width X=?Given data-Distance between slits and eyepiece (D)=1 mWavelength of…

Q: Q. 3.(a) Derive the expression for the fringe width in young's double slit experiment. (b) Describe…

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Q: A Fabry-Perot interferometer is made from two parallel reflective metallic coating on an unknown…

A: air gap distance, d is to be evaluated in the Fabry Perot Interferometer. Wavelength of light used,…

Q: Light of wavelength 500 A, is incident normally on a slit. The first minimum in the diffraction…

A: To find-Width of slit (a)=?Given-Wavelength of light (λ)=500 A0=500×10-10 mDistance of first minimum…

Q: In a biprism experiment the fringe width is 0.83 mm when the eyepiece is at a distance of 1 m from…

A: To find-Change in fringe width (X1-X2)=?Given-Initial fringe width (X1)=0.83 mm=0.83×10-1 cmInitial…

Q: Ex. 56: In a biprism experiment interference bands are abserved at a distance of 1 m from the slit.…

A: Given :- Distance od band=1 mDistance between the images=0.7 cmwidth of band=100Distance of lence…

Q: In Young's double-slit experiment, the intesity of light at a point on the screen where the path…

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Q: In a double-slit experiment, the third-order maximumfor light of wavelength 480 nm is located 16 mm…

A: Given: The wavelength of the wave is 480 nm. The location of the central bright 16 mm. The distance…

Q: Ex. 6: In a biprism experiment, the distance between the two virtual images of the slit is 7 mm and…

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