Lloyds mirror experiment was conducted by an incident light of 500nm. The mirror is placed 1cm below the source and the screen is placed at 100m from the source perpendicular to the source. Find the distance of the first dark band above the mirror

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: core/cladding interface Calculate: The angle of refraction at the air/core interface, 0, critical…

A:

Q: Some types of glass have a range of indices of refraction of about 1.4 to 1.7. What is the range of…

A:

Q: The index of refraction of silicate flint glass for red light is 1.620 and for violet light is…

A: 1) Refractive index of silicate flint glass for red light: nred = 1.620 2) Refractive index of…

Q: you need to submerge the blue morpho wing in to make it strongly reflect orange light (around 610…

A: What index fluid would you need to submerge the blue morpho wing in to make it strongly…

Q: Light is incident into the gap between two plane parallel mirrors and just strikes the end of one…

A:

Q: As shown in the right figure, a collimated light beam with intensity of I, = 100(W/m²) passes…

A: We know that here in the figure we have given that A collimated light beam intensity of I0 and it…

Q: A circular area of radius 10 cm is placed at a distance of. 20 m from a point source. The source…

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Q: This time, the incident ray is coming in from water (n=1.33) rather than air. And this time, theta =…

A: Given,n = 1.33θ = 42.5oy = 28.6 cmh = 1.07 cm

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: The first surface that the light strikes is a beam splitter made out of fused silica (refractive…

A: When a beam of light falls on a surface, part of it gets reflected and part of the beam gets passed…

Q: The wavelength of greed light in air is 5300 A. U. (a) What is its wavelength in glass 3 whose…

A: Refractive index = Speed of light in airSpeed of light in a given mediumμ = cvThe wavelength of the…

Q: A lamp at a distance of 3 m above the point P on the floor of the room in P produces a glow of 100…

A: Given at d=3m, b=100lm/m2

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: 4 3 The critical angle of a medium is sin-¹ Find the polarising angle of the medium.

A: To find-Polarising angle (θp)=?Given-Critical angle (C)=sin-143sin C=43

Q: A monochromatic light is incident at a certain angle on an equilateral triangular prism and suffers…

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Q: A ray of white light traveling through air enters a triangular prism that has an index of refraction…

A: Let ' i ' be the angle of incidence Apex angle = A

Q: An ordinary incident light strikes a smooth window glass plate that is 5.0 mm thick and has a…

A:

Q: Two beams of light start together and then hit a slab of two different kinds of material. This will…

A: In the given question we have to find the difference in time required to travel the two slabs.

Q: Find the X-ray wavelength that would give a third order reflection (i.e. n = 3) with an angle of…

A: spacing between the planes of atom,d=3.26 Å = mangle of reflection  order of reflection, n= 3

Q: Velocity of light in glass is 2 × 10° m/s. If the refractive index of glass with respect to 9. water…

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Q: When measuring angles of light beams relative to an interface surface, one always measures the angle…

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Q: A ray is incident upon a reflective surface at an angle of θi=28.2∘relative to the direction normal…

A: Draw the schematic diagram of the system.

Q: A ray of light hits the water-air boundary from water as shown in the sketch. The dashed line is the…

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Q: When the incident angle is Brewster’s angle the reflected light is 100% plane polarized and the…

A: Brewster's angle is an angle of incidence at which light with a particular polarisation is perfectly…

Q: A monochromatic light ray traveling a distance of 8 mm in glass has the same number of waves when…

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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: Interesting things can happen when light reflects from a fish tank, since there are three interfaces…

A: Given:-  When light reflects from a fish tank since there are three interfaces - air, crown glass,…

Q: Determine the shift in the wavelength (in m) of scattered x-rays that are observed at an angle of…

A:

Q: The angle between the axes of two polarizing filters is 45.0o. By how much does the second filter…

A: The light’s intensity that falls on a polarizer can be found as, Here, I0, I, and θ is the…

Q: A submarine is a distance 25.0 m below the surface of the ocean and sends a radio signal up to a…

A: The depth of the submarine under the water is L=25m

Q: What would brewsters angle be for reflections off the surface of water for light coming beneath the…

A:

Q: The optical fiber has a core with a refractive index of 1.47, and a cladding with a refractive index…

A: Given: Refractive index of core n1=1.47, Refractive index of cladding  n2=1.46. Required: Amount of…

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: Normal 60 n. (water) = 1.33, ny (glass) = 1.52 Calculate the angle between the refracted ray and the…

A:

Q: Two beams of light start together and then hit a slab of two different kinds of material. This will…

A: Given: d=2.3×10-6m, n1=1.79, n2=1.39 The velocity of light in a medium is given by :  velocity of…

Q: Find the wavelength of light that has its first minimum at 62.0o .

A: Given data: Angular position is, θ=62∘

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: