66: Following observations are made in a biprism experiment distance between virtual images of slit = 5 mm. Distance between slit and eyepiece = 75 cm. Distance between 2nd and 10th dark band on same side of centre is 0.576 mm. Calculate wavelength of light used.

Q: Polychromatic radiation strikes a grating which has 1700 lines per mm at an incident angle of 28° to…

A: Determine the distance between grating.

Q: 9) A film with a refractive index of 1.25 strongly reflects light of 550 nm. If the film is on water…

A: Light reflected from thin film undergoes interference. Thus the final intensity might increase or…

Q: Monochromatic light of wavelength 632.8 nm is incident normally on a diffraction grating containing…

A: Given data: The wavelength of light, λ=632.8 nm. The number of grooves per centimeter in the…

Q: Two waves of the same frequency have amplitudes 1.38 and 2.85. They interfere at a point where their…

A: When two waves of same frequency superpose, amplitude of resultant  of two waves depends upon the…

Q: 8. The grating space d of a grating, is three times of the width of slit a, d=3a. Which order is…

A:

Q: 5. Calculate the wavelength of light that has its third minimum at an angle of 30.0° when falling on…

A: Given:The angle of third minimum is .The distance between slit is d=3.00 μm.In the double-slit…

Q: 1. Ca) Orange light of wavelength GO01 im is incldent unormal to a diffractron grating having 3 500…

A: wavelength of orange = 600.1 nm number of lines per cm on grating = 3500

Q: 2. The wavelength of the light 509 nm in medium 1, but 450 nm in medium 2. Calculate the index of…

A: The formula n=c/v can be used to determine the index of refraction (n) of a material from the speed…

Q: 8. In the equation mλ = wsinom, the variable w represents a) the width of the central bright spot.…

A:

Q: In a diffraction grating the width of opaque space is 2.5µm and clear space is 1.5µm. Calculate the…

A: Intensity varies as sinββ2=sin2πλbsinθ2πλbsinθ2

Q: 4. Light of wavelength of 5.5 x 107 m passes through two narrow silts separated by 0.037 mm.…

A:

Q: 5. Suppose the m-th interference order is missing because it coincides with the n-th diffraction…

A: For a diffraction grating, the condition for the m-th order maximum is given by: d sinθ = mλ where d…

Q: 6. Monochromatic light strikes a thin film normal to the surface. On either side of the thin film is…

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Q: 5) In a double slit experi ment the slit Separation is 4 times the slit width. How many bright…

A: Given: a double slit experiment Width of slit=wSlit separation, d=4w

Q: 5. Explain, in one or two paragraphs, how minima form from double-slit diffraction.

A: Step 1:Answer: In double-slit diffraction, minima form due to the interference of diffracted waves…

Q: A reflective diffraction grating contained 1750 grooves/mm. The angle of incidenc of a band of…

A: GivenN=1750 grooves/mmα=48.2°andβ=11.2°

Q: 2) Coming to the glass at a right angle, A beam of 600 nm wavelength in air is a quartz What is the…

A: Scenario - As light traverses through materials of varying refractive indices, there is some loss of…

Q: ) What are two possible changes that would each result in an increase in number of nodal lines…

A: . The angle to the third dark fringe is 2.6°.   . The distance from the slits to the screen is 3.00…

Q: 2. Monochromatic light with wavelength of 5000 Å (1 Å= 10-10 m) passes through single slit, produces…

A: Wavelength of monochromatic light,For the first maximum,Determine the width of the slit.

Q: Find the distance between two slits that produces the first minimum for 430-nm violet light at an…

A:

Q: Q/CI A ray of light of (700) nm wavelength in air, impinges on a piece of crown gls at an angle of…

A: Q.1C  Given that A ray of light goes from air to crown glass as shown below in the figure.…

Q: 3. Light of wavelength 5000A° falls normally on a slit of width 2 x 10-5cm. Calculate the angular…

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Q: 2- Explain the difference between diffraction pattern of a single slit and edge.

A: Single slit diffractionA single slit diffraction pattern is a series of bright and dark bands that…

Q: Find the aperture diameter of a circular aperture 2.00 m from a screen, illuminated with a HeNe…

A: Required :  Diameter of a circular aperture.

Q: What is the wavelength of light falling on double slits separated by 1.60 μm if the second–order…

A: 585 nm

Q: 6) Calculate the distance between two successive bright fringe for a double slit experiment with…

A: In a double-slit experiment, light waves are passed through two closely placed slits. This causes…

Q: Reflection by thin layers. In the figure, light is incident perpendicularly on a thin layer of…

A:

Q: 50 : In a biprism experiment the eye-piece kept at a distance of 1.5 m from the slit. The distance…

A: …

Q: skiier of mass 55.0 kg is coasting over level ground at a speed of 13.0 m/s. They counter a slope…

A:

Q: In single slit diffraction when the width of the slit is decreased the width of the central max will…

A: Write a given values of this question. Width of the slit is decreased.

Q: Light is incident from medium 1 to medium 2 at Brewster's angle equal to 55.4", and transmitted…

A: (a) Let we have given that, θi=θB=55.40CθB=tan-1∈r2∈r1∈r2∈r1=(tan θB)2=2.1 Let medium…

Q: 3. Are the following most reasonably described by the wave model of light, the my model of light, i…

A: The answer to the above problem is given below

Q: two waves starting from coherent sources Ex. 29: The optical path difference between uve waves…

A: To find-(1) whether the point is bright or dark=?(2) wavelength of light (λ)=?Given-Path…

Q: 1. Find the distance between two slits that produces the first minimum for 423-nm violet light at an…

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Q: E. A 30.0-mm wide diffraction grai ima. The wavelength of light is c (Sho

A: GivenWidth of difraction Grating=30 mm=30×10-3 mDeviation,θ=30°Second order, n=2λ=600 nm=600×10-9 m

Q: 6) Light of frequency f is sent perpendicularly on a diffraction grating. The grating is located on…

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Q: 5) Calculate the distance between two successive bright fringe for a double slit experiment with…

A: The double-slit experiment uses two closely placed slits to study the interference pattern formed by…

Q: What is the separation between two slits for which 610-nm orange light has its first maximum at an…

A:

Q: 10) Calculate the distance between the screen and slit for a double slit experiment with source…

A: