Moderate b. MCQs on input and output devices (GK Objective Question Answer) exam question answer for competitive exam of govt jobs. A sensor which measures the physical quantity of light rays and convert it into electrical signal which can be easily readable by user or an electronic instrument/device is called optical sensor. b. cube of electric field D. None of the mentioned. 23) Which among the following is a key process adopted for the laser beam formation as it undergoes the light amplification? a. d. None of the above. d. All of the above. c. Service Implementation c. Both a and b c. Linear Circuitry A. d. None of the above. a. Researchers invent a novel vertical-cavity surface-emitting laser, the workhorses of datacenters and optical sensors. 16) Which among the following is regarded as an inelastic scattering of a photon? Report Errors. ElectronicsPost.com is a participant in the Amazon Services LLC Associates Program, and we get a commission on purchases made through our links. 41) If a fiber operates at 1400nm with the diameter of about 10 μm, n1 = 1.30, Δ = 0.80% , V = 3.5, then how many modes will it have? It consists of simple IR technology that switches on and off display accordingly to your usage. The sensors are classified on the basis of. a. maximum b) magnetic disturbances Summary. Following acts as detector in Optical sensor . 49) In Rayleigh scattering of light in glass, at which type of temperature does the glass attain the state of thermal equilibrium and exhibits its relativity to annealing temperature? In the radar case, high-resolution images from aircraft and satellites are used for remote sensing and environmental monitoring, as well as for military surveillance [1,2]. c) 3 d. Recoding to match output standard, ANSWER: (d) Recoding to match output standard. Read More. Neyco Vacuum & Materials 30 avenue de la Paix 92170 Vanves. a. Extrusion Control A chemical transduction system is interfaced to the optical fibre at its end. Artificial Intelligence Robotics MCQ. c. Removal of imperfections due to glass manufacturing process (B) Performance. Enter the code shown above: (Note: If you cannot read the numbers in the above image, reload the page to generate a new one.) The IPN streams the live video from quick turn on cameras so that no target imagery is lost when a detection occurs for either day or night operations. c. Basic constituent atoms of fiber material Which among them is not a drawback of double crucible method? The process of establishment of a relationship between the input to the instrument and output from the instrument is … Optical sensors. c. Plastic clad silica fiber optic cable c. Breakdown Report Errors. In this page you can learn various important servomechanism in control system multiple choice questions answers, mcq on servomechanism in control system, short questions and answers on servomechanism in control system, sloved servomechanism in control system objective questions answers etc. b) thermal sensor c) ambient light interference 29) Which feature of an eye-diagram assists in the measurement of additive noise in the signal? c. Both a and b b. stable The input can be in the form of light, heat, pressure, moisture, or any other physical property. 46) Consider the assertions given below. c. Both a and b 7) If a light travels in a certain medium and it gets reflected off an optically denser medium with high refractive index, then it is regarded as _______, a. a. Mode field diameter None of the above Answer 3 3. c. Integral lens LED Less than 40) Which rays exhibit the variation in the light acceptability ability of the fiber? c. Frequency Chirping The excitation takes place by applying an external voltage and the recombination may be taking place, or it may be stimulated as another photon. c. C, A, D, B The McQ RANGER ® is a low cost sensor system using seismic, acoustic and magnetic to detect people, vehicles and aircraft. Resolution ... D. Voltage. b. External Reflection c. Sensors . Following is the list of multiple choice questions in this brand new series: MCQ in Optical Fiber Communications . b) False d. None of the above, 8) In an optical fiber, the concept of Numerical aperture is applicable in describing the ability of __________, a. b. Which type of mechanical splicing exhibits the permanent bonding of prepared fiber ends with the rigid alignment of the tube? c) all fibers are used to simply carry light to and from the external optical devices View Answer, 5. 10) Which type of photonic crystal fiber exhibit/s its/their similarity to the periodic crystalline lattice in a semiconductor? b. b. refraction a) active b. c. minimum c) thermal sensors Electrical signal into non electrical quantity B. Optical Fiber Communication Multiple Choice Questions :-1. Proximity sensors are suitable for damp conditions and wide temperature range usage, unlike your traditional optical detection. How many coils are required to make LVDT? d. Unpredictable. ... Shear-cell types for load sensors can be the shear beam, bending beam, or single-point bending beam. a. A. C. Bode plot. View Answer, 4. b. d. Decomposition. C. Alignment of broken fiber edges, a. b. Photonic bandgap fiber Arrhythmia & Ambulatory Monitoring Instruments, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Biomedical Instrumentation Questions and Answers – Photoelectric Transducers, Next - Biomedical Instrumentation Questions and Answers – Biosensors, Biomedical Instrumentation Questions and Answers – Photoelectric Transducers, Biomedical Instrumentation Questions and Answers – Biosensors, Engineering Materials and Metallurgy Questions and Answers, Concrete Technology Questions and Answers, Electrical Engineering Questions and Answers, Mechatronics Engineering Questions and Answers, Aerospace Materials and Processes Questions and Answers, Best Reference Books – Technology, Engineering and Sciences, Electrical & Electronics Engineering Questions and Answers, Engineering Physics II Questions and Answers, Analytical Instrumentation Questions and Answers, Instrumentation Engineering Questions and Answers, Optical Communications Questions and Answers, Instrumentation Transducers Questions and Answers, Best Reference Books – M.Tech – Fiber Optics and Lightwave Engineering. c. LSZH a. Return-to-zero (RZ) c) photoelectric sensor Stimulated Emission Installation practices This set of Biomedical Instrumentation Multiple Choice Questions & Answers (MCQs) focuses on “Optical Fiber Sensors”. Can be in the form of light, heat, pressure, moisture, or single-point bending beam submarine! Program, and we get a commission on purchases made through our links by Washington... Sensor b ) thermal sensor c ) thermal sensors d ) light sensor View,! What would be the shear beam, or single-point bending beam the physical environment how does the fraction of traveling! A d. c, a b. cladding c. Buffer Coating d. None of tube! In multifiber cable system, Which among the following is regarded as an inelastic scattering of a photon sensors. By the fiber Answer key: part 1 know more about me, please visit my `` ''... For load sensors can be the value of mean insertion loss for multi graded! For achieving high coupling efficiency thermal sensors d ) light sensor View Answer c. 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