Q: Consider a thin film of thickness t = 2.30 × 10-6 m and index of refraction ng = 1.20. The film is…
A: From the question, it is given that- Thickness of thin film: t = 2.30×10-6 m Refractive index of…
Q: If first-order reflection occurs in a crystal at Bragg angle 3.4°, at what Bragg angle does…
A: Given:- θ1= 3.4o for n=1 Bragg's law is mathematically given by, 2dsinθ=nλ where λ= wavelength of…
Q: Estimate the pulse broadening per unit length due to multimode step index optical fibre having…
A: SOlution: Given that refractive index of core n1 = 1.5 refractive index ofcladding n2 = 1.48
Q: a glass microscope lens having an index of reflection 1.45 is to be coated with magnesium fluoride…
A: Determine the wavelength of the light in the film as follows. λfilm=λnfilm=550 nm1.46=376.71 nm
Q: The critical angle for a light ray in the fiber core is 76.6 degrees for a cladding index of 1.42.…
A: Given The critical angle = 76.6° refractive index of cladding = 1.42 We have to determine the core…
Q: Calculate the following values: NA, acceptance angle, Oc at the core-cladding interface, and A…
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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…
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A: In line – of – sight communication, between the transmitter and the receiver there is no physical…
Q: Fiber end face refracted Rays Fiber Cladding b Аcсеpatnce Reflected ray A Cone ni Fiber Core n,…
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Q: Q) fiber optic has a relative refractive index difference of 6%, and a numerical aperture of 0.485.…
A: Here given the fibre optics with refractive index difference is 6% . The N .Ais 0.485. We have to…
Q: Suppose 1.25 Ångstrom X-rays illuminate a large single crystal of an unknown material. If the Bragg…
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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: Q) fiber optic has a relative refractive index difference of 6%, and a numerical aperture of 0.485 .…
A: Total internal reflection takes place at core cladding interface .
Q: What is the condition for path difference between two coherent monochromatic light sources to occur…
A: Two light waves are coherent if they have same frequency, same phase and same waveform. If two waves…
Q: An optical fibre core and cladding refractive indices are 1.555 and 1.542 respectively. Compute its…
A: Given data The refractive index of the optical fibre core is given as n1 = 1.555 The refractive…
Q: In the figure, first-order reflection from the reflection planes shown occurs when an x-ray beam of…
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Q: 8. The RI of Core of an optical fiber is 1.50. If the Acceptance Angle is 15°, Calculate its…
A: Given, RI of core,nf=1.5 Acceptance angle,θ=15°
Q: Monochromatic light is incident on the plane interface AB between two media of refractive indices u,…
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Q: b) Compute the numerical value of reflection and the transmission coefficient for normal incidence…
A: Given question is related to reflection of light. According to Given question answer is. reflection…
Q: .A step-index fibre has a numerical aperture of 0.26, a core refractive index of 1.5 and a core…
A: Given data: Numerical aperture (N.A.)= 0.26 Core refractive index = 1.5 Core diameter = 100…
Q: Find the critical angle (Ortical) at which total internal reflection will occur for the optical…
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Q: Derive the formula relating the hair strand thickness, t, angular inclination of the intensity…
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Q: 3) A single mode step index fiber has core and cladding refractive indices of 1.498 and 1.495,…
A: Given: ncore=1.498 ncladding=1.495 λ1=1.3 μm λ2=1.48 μm λ3=1.6 μm V=2.4
Q: Suppose you are norking in an optical fiber manufacturing company and asked by your supervisor to…
A: Given data: The wavelength of the light is The refractive index of core is The refractive index of…
Q: In an interference experiment the ratio of a1 amplitudes of coherent waves is a2 3 The ratio of…
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Q: f angle of acceptance = 40.233 and the refractive index of core = 1.56 the refractive index of…
A: Given:- The angle of acceptance θa= 40.233 The refractive index of core μ1= 1.56 Find:- The…
Q: What is Brewster's angle (in degrees) for light traveling in glycerine (n = 1.473) that is reflected…
A: Given data: Index of refraction of medium 1 (n1) = 1.473 Index of refraction of second medium (n2)…
Q: transparent material (n-1.25) so that light of wavelength 620nm (in vacuum) incident normally is not…
A: Given: Refractive index of material = n = 1.25 Refractive index of glass, ng = 1.5 Wavelength =…
Q: A glass clad fibre is made with core glass of refractive index1.5 and the cladding is doped to give…
A: Apologies. We only answer three parts of the question at a time. we will answer the first three…
Q: A bubble is formed by a soap film with index of refraction n=1.3 and a thickness of 325nm. When…
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Q: A multimode step index fiber has a relative refractive index difference of 1% and a core refractive…
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Q: If ɛ, and µ, are the electric permittivity and magnetic permeability of free space and ɛ and µ are…
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Q: An optical fibre core and cladding refractive indices are 1.45 and 1.44 respectively. Compute its…
A: Given Refractive index of core n1=1.45 Refractive index of cladding n2=1.44
Q: A fiber has a core made from 86.5%SiO2-13.5%GeO, with a diameter of 8 µm and a refractive index of…
A: Note : According to our guidelines , we are only allowed to answer 3 subparts per question . If you…
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A: (a). The thickness of the dielectric can be calculated as follows,
Q: Calculate the numerical aperture and maximum acceptance angle of a fiber having refractive indices…
A: Given data: Refractive index of core, n1=1.62 Refractive index of cladding, n2=1.52
Q: 4.2. The Fresnel reflection at a butt joint with an air gap in a multimode step index fiber is 0.46…
A: We have given The Fresnel reflection at a butt joint with an air gap in a multimode step index fiber…
Q: Light with an energy flux of 25 x 10* Wm-²falis on a perfectly reflecting surface at normal…
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Q: Calculate the numerical aperture of an optical fibre whose core and cladding are made of materials…
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Q: respect to the normal. The prism is composed of crystal that has an index of refraction of 1.40 for…
A: according to Snell's law μ = Sin i / Sin r
Q: Light of wavelength 500 nm, near the center of the visible spectrum, enters a human eye. Although…
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Q: A step-index fibre has a numerical aperture of 0.26, a core refractive index of 1.5 and a core…
A: Refractive index =speed of light in vacuum /speed of light in medium
Q: A multi-mode fiber optic has a core index of n = 1.492 and a cladding index of 1.489. The diameter…
A:
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- Question 3 Match Column A with Column B. can be dented or scratched by harder samples A. Zinc selenium v has a refractive index of 2.4 B. Germanium crystal v has the highest penetration depth among ATR crystal C. Diamond crystal used in high-pressure ATR D. Zinc selenium crystal and Germanium crystal | this is the universal crystal for any ATR-FITR application has a refractive index of 4.01 has the lowest penetration depth among the ATR crystal used |only used in a pH range of 5-9 acidic samples (pH 4 and lower) will generate toxic SeH,If the refractive indices of core and cladding are 1.543 and 1.432, estimate the numerical aperture of the optical fiber cable: O a. 0.5746 O b. 0.9281 O c. 2.2096 O d. 0.1117. The RI of Core and Cladding of an optical fiber are 1.55 and 1.53 respectively. Calculate its numerical aperture and Acceptance Angle and critical angle.
- Q.4. The refractive index of a liquid is 1.4104 at 20 °C. Calculate the refractive index of the liquid at 25.2 °C. (Your answer must have 4 places after the decimal)Consider an optical fiber of 50 um diameter, core index n1 = 1.5, and cladding index n2 = 1.49 for operation at A = 1.31 um. What is the acceptance angle of this fiber? Select one: O a. 10.962 Ob. 10 C. 11.962 O d. 9.962 Oe. 10.962Iff is the frequency and c is the velocity of light in vacuum, v is the velocity of light in a medium, then the formula for refractive index of the medium 9 is: O a. v/f O b. v/c O c. f/v O d. c/v
- The refractive index of vacuum is: O a. 1.33 O b. 1.5 O c. 0 Od. 1If f is the frequency and c is the velocity of light in vacuum, v is the velocity of light in a medium, then the formula for refractive index of the medium 9 is: O a. c/v O b. f/v O C. v/c O d. v/f3. An optical glass is coded as 532588. Which of following characteristics (refractive index and Abbe number) are correct to describe this glass? A. na 1.588, vd 53.2. 1.588, va = 532. С. Па — 1.532, va — 58.8. 1.532, va В. Па %3D D. na =588.
- The figure below shows a slab made of three different materials X, Y and Z having refractive indices n, ny, and n; respectively. The slab is immersed in water (n=1.333) and the light is incident upon its bottom surface. water water mirror ILLIIa. Rank the materials according to the refractive index of the materials, greatest first. b.A flat panel, with surface area A, reflects 75% of the incident light with intensity I and absorbs the rest. What is the average force on the stone at normal incidence? a. 0.25 IA/c b. 0.75 IA/c c. 1.00 IA/c d. 1.25 IA/c e. 1.75 IA/c