1. __________ in glass arise from microscopic variations in the material density, from compositional fluctuations. Bandwidth Losses Scattering Losses Radiation Losses All of the above 2. Rayleigh scattering and Mie scattering are the types of ________ Linear scattering losses Non-linear scattering losses Fiber bends losses Splicing losses 3. Stimulated Raman scattering may have …
Optical Fiber Linear and NON-Linear Scattering MCQ Read More »
1. Which of the following statements best explain the concept of material absorption? A loss mechanism related to the material composition and fabrication of fiber A transmission loss for optical fibers Results in attenuation of transmitted light Causes of transfer of optical power 2. The type of absorption loss in an optical fiber are …
Fiber Bend losses MCQ || Fiber Bend Questions and Answers Read More »
1. Which of the following statements best explain the concept of material absorption? A loss mechanism related to the material composition and fabrication of fiber A transmission loss for optical fibers Results in attenuation of transmitted light Causes of transfer of optical power 2. The type of absorption loss in an optical fiber are …
Optical Fiber Absorption losses MCQ || Absorption losses Question and Answers Read More »
1. Conventional optical fibers have more transmission losses than _______ Plastic Fiber Glass Fiber Photonic Crystal Fiber Active Glass Fiber 2. Losses in photonic crystal fibers are reduced to a level of _____ 0.1 dB/km 0.2 dB/km 0.3 dB/km 0.4 dB/km 3. The high index contrast enables the PCF core to be reduced …
Attenuation in optical Fiber MCQ || Attenuation in optical Fiber Questions and Answers Read More »
1. The requirement for selecting optical fiber is Thin fiber material can be made The material must be transparent Different Refractive Indices All of the above 2. Which of the following fiber materials are used in the optical fiber? Glass Plastic Photonic Crystal All of the above 3. The optical fiber material is …
Optical Fiber Material MCQ || Optical Fiber Material Questions and Answers Read More »
1. Multimode Fiber carries more than _______ One mode Two-mode Three Mode Ten Mode 2. Wavelength Division Multiplexing is not normally used in ________ Single Mode Fiber Multimode Fiber Both 1 and 2 None of the above 3. The diameter range of Multimode fiber is _____ 10 to 20 micron 20 to 30 micron …
Multimode optical Fiber MCQ || Multimode Optical fiber Questions and Answers Read More »
1. An optical fiber has core index of 1.480 and a cladding index of 1.478. What should be the core size for single-mode operation at 1310nm? 7.31μm 8.71μm 5.26μm 6.50μm 2. Optical fiber has a core radius of 2μm and a numerical aperture of 0.1. Will this fiber operates at single-mode at 600 nm …
Single Mode Fiber MCQ || Single mode Fiber Question and Answers Read More »
1. Multimode step-index fibers allow the propagation of a _______ number of guided modes along the channel. Finite Infinite Equal All of the above 2. A multimode step-index fiber has a normalized frequency of 72. Estimate the number of guided modes. 2846 2592 2432 2136 3. Skew rays follow a ______ Hyperbolic path …
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1. Which equations are best suited for the study of electromagnetic wave propagation? Maxwell’s equations Allen-Cahn equations Avrami equations Boltzmann’s equations 2. The phenomenon which occurs when an incident wave strikes an interface at an angle greater than the critical angle with respect to the normal to the surface is called as _______ Refraction …
Electromagnetic Mode Theory for Optical Propagation MCQ Read More »
1. Who proposed the idea of transmission of light via dielectric waveguide structure? Christian Huygens Karpon and Bockham Hondros and debye Albert Einstein 2. Who proposed the use of clad waveguide structure? Edward Appleton Schriever Kao and Hockham James Maxwell 3. Which law gives the relationship between the refractive index of the dielectric? …
Ray Transmission Theory MCQ || Optical fiber Questions and Answers Read More »
