An optical fiber designed to have a solid acceptance angle 0.083 rad in a liquid and a maximum core diameter of 4.351 mm, operates in a single mode at a wavelength of 1310 nm.
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- C. The resolving power is reduced to 1/2 of its original value. ď. d. The resolving power is reduced to 1/4 of its original value. e a. The b. The resolving power doubles. ] A ray of light is incident on a thick sheet of synthetic diamond (n = 2.41) at an angle of 75.0° Find the angle of the refracted ray. n = 2.41 23.6° 9=75.0° 45.8° na sina= no sing b (2.41) Sin(75.0°) = n₂ 2.32=nb 59.0⁰ d. 75.0⁰ 98.6° None of the above a. b. ن ف oper f. The resolving power does not change unless the focal length changes. None of the above a. b. =tan(2.33) =66/18° (2) Light from a monochromatic source shines through a double slit onto a screen 5.00 m awa The slits are 0.180 mm apart. The dark bands on the screen are measured to be 1.70 cm a What is the wavelength of the incident light? d=1 457 nm 306 nm 392 nm sine = ml 1* dsine -The polarizing angle in air for diamond is 67.4°. Calculate the critical angle inside the diamond for total internal reflection. а. 32.6° b. 22.6° с. 24.6° d. 28.6° е. 48.8°Light travels through air into a second medium which slows the light to a speed of 1.88 x 108 m/s. What is the refractive index of the second medium? Give your answer to 3 significant digits. n=cv c=3.00 x 108 m/s 1f=1do+1di M=−dido M=hiho
- An extremely thin sheet of glass is being inspected at the laboratory. Illuminated by white light at near-normal incidence, the film-like sheet is 0.371 µm thick and has air on both sides. If the glass has a refractive index of 1.66, what wavelength of visible light (in nm) does it reflect most strongly? (The wavelengths of visible light range from 400 to 700 nm.) nmc) A ray of laser light is incident on an ice prism with the value of refractive index, n = 1.31 at a 5 UTM & UTMngle 25° UTM 60 5 UTM & UTM A &UTM UTM. 5 UTM i. 60° 60° Calculate the angle Figure 3 Based on the figure above, explain the propagation of light from ice prism to the ii. AJTM air medium and state the related law. UTM UTM K 7TM UTM TM TMComponents of some computers communicate with each other through optical fibers having an index of refraction n = 1.65. What time in nanoseconds is required for a signal to travel 0.17 m through such a fiber? ns
- For light that originates within a liquid and strikes the liquid/air interface, the critical angle is 38°. What is Brewster's angle for this light? Additional Materials M eBook sh (Unit 398 1,373 APR ttv 21 MacBook Air 80 sC F1 F2 F3 F4 F5 F6 F7 ! %23 $4 & * 1 2 4 6. Q W R YA multi-mode fiber optic has a core index of n = 1.492 and a cladding index of 1.489. The diameter of the core is 30.0 microns. Monochromatic light is focused into one end of a perfectly straight fiber which is 25.0 km long. What will be the difference in arrival time at the far end of the fiber for the axial and marginal rays?9. Consider a planar interface with the refractive index n, in the lefthand side and n2 in the right- hand side. Explain what are the boundary conditions needed to be satisfied and how the Snell's rule ni sin(0;) = n2 sin(0;) is derived from the boundary conditions.