The semi vertical angle of the cone of the rays of light incident on the objective of a microscope is 20°. If the wavelength of incident light is 6000Å, calculate the smallest distance between two points which can be just resolved.

Q: ind the Brewster angle for an air-oil interface for light incident from the air. Take the oil…

A: Given: The light incident from air to oil. The refractive index of the oil is 1.79.

Q: A beam of light of wavelength 590 nm is focussed by a converging lens of diameter 10.0 cm at a…

A:

Q: A plano-convex lens (flat on one side, convex on the other) with index of refraction n rests with…

A:

Q: Estimate the angular separation, in arcsec, between the blue and red images that arise from…

A:

Q: In the above figure, the alpha angle is 47.1 degrees. What is the value of the theta angle?

A:

Q: Calculate the time-of-flight you expect for light to propagate a distance of 20 m in (a) vacuum and…

A:

Q: Consider a clear liquid in an open container. We determine that the liquid-air critical angle is…

A: We have a open container with a liquid of refractive index say u and a the critical angle of the…

Q: An optical fibre core and cladding refractive indices are 1.555 and 1.542 respectively. Compute its…

A: An optical fibre cable,  Refractive indices of :- Core, n1 = 1.555 Cladding, n2 = 1.542 Numerical…

Q: Parallel laser beam ( = 550 nm) falls perpendicularly on the opaque screen that has a circular…

A:

Q: Find the critical angle (0critical) at which total internal reflection will occur for the optical…

A: The critical angle can be calculated by taking the inverse-sine of the ratio of the indices of…

Q: What is the index of refraction of the core of an optical fiber if the cladding has n= 1.30 and the…

A: Given data :             Refractive index of cladding, n2 = 1.30             Critical angle = 41.9°…

Q: 13 X-rays of wavelength 2 =1.5x10™m, are reflected by the (221) plane. Calculate Bragg angle from…

A: Process:- Firstly, We will calculate the interplanar separation distance between planes of given…

Q: What is the Brewster’s angle and corresponding angle of refraction when light incident on a piece of…

A: Concept used: Brewster's angle is the angle of incidence at which the unpolarized light is…

Q: Find the wavelength (in nm) in a material (n=1.689)for a light with a wavelength in air of 759 nm.…

A:

Q: The critical angle for fused quartz is 43.304° when surrounded by air then. (a) construct the ray…

A: Given that the critical angle for fuse quarters , when surrounded by air then we have to calculate…

Q: Show that when the incident angle is the Brewster angle the sum of the reflected angle and refracted…

A: Given, When the incident angle is the Brewster angle the sum of the refleted angle ad refracted…

Q: A light ray enters the end of a plastic light pipe (with refractive index n₂ - 1.46) that is…

A:

Q: An optical doublet is formed from two lenses A, B made of glass of different refractive indices…

A:

Q: Incidence (where the light starts) Angle Refractive side Cther side of boundary) Medium Medium Angle…

A: Incident angle in air is given , we need to find the refractive angle in water and glass.

Q: Estimate the linear separation (in kilometers) of two objects at a distance of 1.9 x 10° km that can…

A:

Q: The critical angle for fused quartz is 43.304° when surrounded by air then. (a) construct the ray…

A:

Q: A spherical source of diameter 5 cm is placed 30 cm from a circular aperture of diameter 8 cm in an…

A: According to the laws of geometrical optics, the light from the spherical source passing through the…

Q: Estimate the linear separation (in kilometers) of two objects at a distance of 1.9 x 10° km that can…

A:

Q: Calculate the critical angle for the light traveling from glass (1.43) to air ( =1.00). Express your…

A: Given:-          Critical angle is meant as the angle of incidence that provides an angle of…

Q: ray of light falls on a film of water (nwater = 1.33) of thickness d and then refracted on a glass…

A: Given: The refractive index of the glass is nglass=1.66. The refractive index of the water is…

Q: In the configuration shown in the figure, how much flux in watts falls on a 1-mm x 1-mm detector…

A: The following information is given in the question: Configuration: A source of 2 cm x 2 cm is…

Q: For an aerogel, the index ofrefraction for violet light isn=1.973 and for red light isn=1.908. Ifa…

A:

Q: Light of wavelength l is used in a Michelson interferometer.Let x be the position of the movable…

A:

Q: Consider a ray incident on an interface between air (n = 1) and glass (n = 1.5) at a 50◦angle, as…

A:

Q: Problem 3 A 1mm filament produces a 1mm x 1mm electron beam incident on an anode disk with anode…

A: Source size - 1 mm = 0.001 m Anode angle Width of detector = 40 cm = 0.4 m.Detector to focal spot…

Q: A ray of light falls on a film of water (nwater = 1.33) of thickness d and then refracted on a glass…

A:

Q: A beam of monochromatic light falls normally onto the surface of a plane-parallel plate of thickness…

A: There will be a factor due to absorptions apart from the factor (1-ρ) on each end face of the…

Q: # the critical angle for fotal inlernal rflelion, from a medium velocily of light in medium is. (@)…

A: Given Data :  critical angle θc = 30° To Find :  velocity of light in the medium

Q: (a) A narrow beam of light containing yellow (580 nm) and green (550 nm) wavelengths goes from…

A: Given: The wavelength of yellow light is 580 nm. The wavelength of green light is 550 nm. The…

Q: A fiber optic is made with a material that has an index of refraction of 1.83. What would the…

A:

Q: A  light ray of wavelength 589 nm (produced by a sodium m lamp) travelling through air is incident a…

A:

Q: If the critical angle of medium is sin-1 (3/5), find the polarising angle.

A: To find- Polarising angle θp=? Given- Critical angle (C)=sin-135 sin C=35

Q: There is a glass container filled with three material interfaces stacked together (n1 = 1.00 ,…

A: Given: Three material with the refractive index of n=1, nturpentine oil= 1.47, nethyl alcohol= 1.36…