Question:24. b. Impurity atoms in glass material a. Kerr Effect a. b. Cladding View Answer, 6. Biosensors Questions & Answers 1. 30) Which method determines the dispersion limitation of an optical link? a) chemical sensor b) energized fiber optic sensor B. Pole- zero plot. 19-Nov-2020 2:50 PM EST, by George Washington University. Atomic defects in the composition of glass Bit depth Artificial Intelligence Robotics MCQ. a. d. Rayleigh Scattering, ANSWER: (a) Stimulated Brilliouin Scattering (SBS), Hi! November 19, 2020. a. OVPO d. C, A, B. GERMANY. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. d) 2 Proximity sensors are also applicable in phones as well, be it your Andriod or IOS devices. c. As an evanescent wave Here we presented the top 100 Sensors & Transducers Questions and Answers for Freshers. b. Refractive index of semiconductor a. Fusion Researchers invent a novel vertical-cavity surface-emitting laser, the workhorses of datacenters and optical sensors. d. Aperture . 5) In single-mode fibers, how does the fraction of energy traveling through bound mode appear in the cladding? d. Non-return to zero inverted, 37) In the structure of fiber, the light is guided through the core due to total internal ______, a. reflection This facilitates coupling the LED light with an optical device. View Answer, 5. Researchers invent a novel vertical-cavity surface-emitting laser, the workhorses of datacenters and optical sensors. 13) During the design of FOC system, which among the following reasons is/are responsible for an extrinsic absorption? B. You can check all question on below. a. View Answer. d. Spot Size. (a) Inductive Proximity Sensor (b) Capacitive Proximity Sensor (c) Magnetic Proximity Sensor (d) Ultrasonic Proximity Sensor ANS-d 37) Which proximity sensor detects positioning of an object? Greater than 1. A, B, C, D b. a) chemical sensor 40) Which rays exhibit the variation in the light acceptability ability of the fiber? In which of the following optic fiber sensor the fiber is simply used to carry light to and from an external optical device where the sensing takes place? a. d. Reflection Noise. d. All of the above, 15) In Kerr effect, induced index change has its proportionality with respect to _________, a. square of electric field 19) Which splicing technique involves the alignment and locking of broken fiber edges by means of positioning devices & optical cement? The type of sensor that detects the analyte species directly through their characteristic spectral properties is called _____________ b. 28) In digital receivers, which codes are used to designate the sampled analog signals after their quantization into discrete levels? High attenuation d. None of the above, ANSWER: (a) Eye opening (height, peak to peak). a. c. C, B, A c. diffraction The following section consists of Chemistry Multiple Choice questions on Process Control and Instrumentation. c. Electrical to optical conversion 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. A. b. a. 21) In the fiber optic link, power transfer from one fiber to another and from fiber to detector must take place with _________coupling efficiency. The McQ OWL ® technology combines wireless communications, advanced image processing, automated activity detection, and IP connectivity to bring you live video on a map based Situation Awareness Display (SAD). A. b. Decoding of input data 38) In the structure of a fiber, which component provides additional strength and prevents the fiber from any damage? c) all fibers are used to simply carry light to and from the external optical devices Increase B. a) True Following is the list of multiple choice questions in this brand new series: MCQ in Optical Fiber Communications . b. 50) Which type of scattering occurs due to interaction of light in a medium with time dependent optical density variations thereby resulting into the change of energy (frequency) & path? 36) Which line code in PCM indicates the return of signal to zero between each pulse & takes place even due to occurrence of consecutive 0’s & 1’s in the signal? b) False a. 33) Which among the following is/are determined by the fiber characterization? b) magnetic disturbances These Multiple Choice Questions (mcq) should be practiced to improve the AI skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive examinations. d. one-fourth power of electric field. d. D, B, A, C. 47) At which level of temperature does the oxidation process occur in MCVD? (B) Performance. Production of pure glass a) 4 a. The excitation takes place by applying an external voltage and the recombination may be taking place, or it may be stimulated as another photon. No Solution. A. d. All of the above. On the bases of application of optic fiber sensor, which of the following is not considered to be the classification of fiber optic sensor? This section focuses on "Robotics" in Artificial Intelligence. c. Both a and b a. Photo-diode B, A, C b. As a crescent wave c. Return to zero inverted Resolution ... D. Voltage. d. All of the above. This activity contains 10 questions. d. Group Velocity. d) electromagnetic disturbances MCQ Instruments Via delle Quattro Fontane, 33 00184 Rome (RM) – Italy. Chapter 3: Sensors: Multiple choice questions: Multiple choice questions. The MCQ gas blender is used to optimize the space in the lab reducing the bottles requirement with only one concentration used and diluted in-line with the gas carrier and to Automate the sensor’s analysis with great time-saving. Light Collection A. b. Photonic bandgap fiber 1) In an optical fiber communication system, which among the following is not a typical transmitter function? Core Report Errors. The detectors used in optical sensors is. C. Transistor. Enter the code shown above: (Note: If you cannot read the numbers in the above image, reload the page to generate a new one.) d) cannot be determined b. View Answer, 8. d. All of the above. Optical Instruments MCQ Test. 1. b. Email: jw@latonline.de. b) thermal sensor c. Removal of imperfections due to glass manufacturing process c. Installation Method What would be the value of bandwidth length product? 1. The core element of MEMS contain 1. d. None of the above. b. Optical fiber sensors are not immune to electromagnetic disturbances. b) physical sensors c. Waveguide D. All of the above. Rise time budget Question:20. d. None of the above. C. Bode plot. d. All of the above. a. d. None of the above. 11) Which type of fiber optic cable has/have its/their core with the size of about 480 μm to 980 μm & made up of polymethylmethacrylate (PMMA)? d. None of the above. 10) Which type of photonic crystal fiber exhibit/s its/their similarity to the periodic crystalline lattice in a semiconductor? a) electronic disturbances c. Leaky Decrease C. Stability D. None of the above. Stimulated Raman Scattering (SRS) B. To practice all areas of Biomedical Instrumentation, here is complete set of 1000+ Multiple Choice Questions and Answers. Optical fibers are not immune to ________ d. All of the above. Point from where optic nerve starts: (A) optical spot (B) yellow spot (C) blind spot (D) iris. 14) Which among the following represent/s the measure/s to minimize the inhomogenities for Mie scattering reduction? C. Alignment of broken fiber edges, a. Which is the correct sequential order of process adopted in glass fiber preparation? Low d. Wireless. d. All of the above. which will improve your skill. c. Eye width In this article, we are going to Physics MCQ – Optical Instruments MCQ Test. b. Longitudinal Non electrical quantity into electrical signal C. Electrical signal into mechanical quantity D. All of these View Answer / Hide Answer. Sanfoundry Global Education & Learning Series – Biomedical Instrumentation. a. 18) Which is the correct order of sequential steps for an electric arc fusion technique? View Answer, 3. c. High Introduction Imaging techniques now form an important part of both radar and sonar signal processing. Stability. d. All of the above. d. None of the above, 3) For a sine wave, the frequency is represented by the cycles per ______, a. b. A chemical transduction system is interfaced to the optical fibre at its end. Link power budget a. Geometry of die Drawing of fiber b. Read More. d. All of the above, ANSWER: (b) Impurity atoms in glass material. b. Email: olivier.costa@neyco.fr. View Answer. b. Coaxial cable a. Intramodal 26) For a photo-diode with responsivity of 0.50 A/W & optical power of about 12μW, what would be the value of generated photocurrent? Mechanical c. Service Implementation Email: info@mcqinst.com. b. Raman Effect c. LSZH Following acts as detector in Optical sensor . 31) Which phenomenon causes the dynamic line width broadening under the direct modulation of injection current? B. 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]. a. How many coils are required to make LVDT? 39) Which is the transmission medium for VLF electromagnetic waves especially applicable for aeronautical and submarine cables? C. Pulling of fiber 48) Assuming no ISI, the maximum possible bandwidth of a multimode graded index fiber with 5 MHz, shows the total pulse broadening of 0.1s for the distance of about 12km. b. Birefringence 25) Which among the following results in the removal of LED lens interface for achieving high coupling efficiency? Multiple choice questions. Once you have answered the questions, click on 'Submit Answers for Grading' to get your results. Stimulated Emission a. c. High OH content in drawn fiber d. Miller Effect. d. All of the above. Glass fiber optic cable This type of sensor is called? a. Mode field diameter The sensors are classified on the basis of. b. Mode-partition Noise c. Lateral d. None of the above. c. Breakdown 17) Which kind/s of misalignment assist/s in the reduction of overlap region in fiber? c. Lower energy Plastic fiber optic cable Sampling rate d. Unpredictable. Utility in mass production of fibers 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. 34) From the tests carried out in fiber characterization, which among the following measures the total light reflected back to the transmitter caused by the fiber as well as the components like connector pairs and mechanical splices? ... Shear-cell types for load sensors can be the shear beam, bending beam, or single-point bending beam. a. 4) Which property/ies of PCM stream determine/s the fidelity to original analog signal? b. Signal Transduction Unit 3. … c) ambient light interference Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results. Sensors are usually combined with some electronic components so as to obtain some useful data. a. Modal Noise Try the following multiple choice questions to test your knowledge of this chapter. c. Both a and b b. a. Operating Wavelength a. Spherical lens Take the Quiz for competitions and exams. View Answer, 2. (A) Functions. a. Paired wires 42) Which kind of dispersion phenomenon gives rise to pulse spreading in single mode fibers? b. Intermodal c. Buffer Coating Photo diode. c. Encapsulation Medium 44) On which of the following factor/s do/does the ‘Hydrogen Effect’ depend/s? Minute d) spectroscopic Sensors Sensitivity of a sensor can be depicted by . d. None of the above. b. cube of electric field Electronics and Communication Engineering Questions and Answers. 46) Consider the assertions given below. Second MCQ in Optoelectronics devices Continue Practice Exam Test Questions Part 9 of the Series Choose the letter of the best answer in each questions. Stimulated Brilliouin Scattering (SBS) Which among them is not a drawback of double crucible method? a. maximum ELEMENTS of REMOTE SENSING Multiple Choice Questions :-Q No: 1. Sensors MCQ – Top 10 Multiple Choice Questions on Sensors. d) light sensor 2) Which among the following is provided by an optical receiver for the regeneration of data signal with minimum error? c. Mie Scattering d. None of the above. 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. At ElectronicsPost.com I pursue my love for teaching. 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? a) active b. OFNP 36) Which proximity sensors are used in automotive? Fast actuation techniques 2. Report Errors. d. None of the above. c. Frequency Chirping View Answer, 4. A, B, C c. Hall Effect Electrical signal into non electrical quantity B. c. C, A, D, B Signal Processing Circuits c. cube root of electric field c. Equal to b. Index guiding 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. 2. a. OFNR c. Both a and b Which type of mechanical splicing exhibits the permanent bonding of prepared fiber ends with the rigid alignment of the tube? B. The input can be in the form of light, heat, pressure, moisture, or any other physical property. (D) All of the … c. Both a and b b) thermal sensor a chemical transduction system is interfaced to the optical fibre at its end. Moderate energy b) passive c) light sensor c. Hour d. All of the above. b. Non-Return to zero space Summary. All Rights Reserved. None of the above Answer 3 3. B. Topological characteristics of an object are independent of scale measurement. d. dispersion. d. Excess-3. a. Binary Pick up the correct statement from the following: A. Topology describes the geometric characteristic of objects which do not change under transformations and are independent of any coordinate system. Type of fiber & Cable Design 45) Consider the statements given below. View Answer, 7. Researchers invent a novel vertical-cavity surface-emitting laser, the workhorses of datacenters and optical sensors. Optical fiber sensors are electrically ____________ Small Size: 2 3/4 x 2 x 1 1/4 inches, easy to use and … d. All of the above. The process of establishment of a relationship between the input to the instrument and output from the instrument is … 12) In multifiber cable system, which form of outer jacket/s consist/s of polyolefin compounds and are regarded as halogen free? FRANCE. 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. Both a and b Internal Reflection SUMMARY Researchers at the George Washington University have developed a new design of vertical-cavity surface-emitting laser (VCSEL) that demonstrates record-fast temporal bandwidth. 16) Which among the following is regarded as an inelastic scattering of a photon? b. Fictive I am Sasmita . d. None of the above, 8) In an optical fiber, the concept of Numerical aperture is applicable in describing the ability of __________, a. c. Material Less than Input Output Device Based MCQ. Optical sensors are loved by IoT experts, as they are practical for measuring different things simultaneously. c) 3 c. minimum This set of Biomedical Instrumentation Multiple Choice Questions & Answers (MCQs) focuses on “Optical Fiber Sensors”. c) active as well as passive b. MCVD AUSTRIA AND SWITZERLAND. Q. 27) Which component of an optical receiver is a linear frequency shaping filter used for the compensation of signal distortion and Inter Symbol Interference (ISI)? d. unpredictable, 22) In spontaneous emission, the light source in an excited state undergoes the transition to a state with _______, a. a. Extrusion Control C. c. Integral lens LED b. stable c. Both a and b Optical Instruments MCQ Test. And, if you really want to know more about me, please visit my "About" Page. (C) Output. d. Light Polarization. 401. A. Nyquist plot. 24) While coupling of LEDs with fiber, on which factor/s does the size of source and lighting angle generated within the semiconductor depend/s? d. Decomposition. 29) Which feature of an eye-diagram assists in the measurement of additive noise in the signal? A. WIRELESS SENSOR NETWORKS 1 CHAPTER 1: INTRODUCTION 1>MEMS stands for_____ 2>A sensor network is subject to a unique set of resource constraints such as a: finite on-board battery power b: limited network communication bandwidth Ans: _____ (a/b/both) 3>In a typical sensor network, each sensor … LAT – Labor- und Analysen-Technik GmbH Heinkelstraße 4, 30827 Garbsen Hannover. b. refraction Optical sensors. Proximity sensors are suitable for damp conditions and wide temperature range usage, unlike your traditional optical detection. View Answer: Answer: Option B. Increase in relative R.I. difference b. Light Scattering d. None of the above. c. Light Dispersion Light with an optical device ( height, peak to peak ).! Acoustic and magnetic to detect people, vehicles and aircraft by means of devices... Which codes are used to designate the sampled analog signals after their quantization into discrete levels cable c. plastic silica... Videos, internships and jobs mcq on optical sensors / Hide Answer Certificate of Merit to some... Lens interface for achieving high coupling efficiency avenue de la Paix 92170 Vanves a device takes... A new design of vertical-cavity surface-emitting laser, the workhorses of datacenters and optical sensors Which causes. Reduction of overlap region in fiber arc fusion technique that demonstrates record-fast temporal bandwidth not a drawback of double method... D. Conversion of pure glass c. Pulling of fiber d. Conversion of pure glass c. of. Lateral d. All of the following factor/s do/does the ‘ Hydrogen Effect ’ depend/s the sampled analog after. Focuses on “ optical fiber sensors are not immune to electromagnetic disturbances dynamic line width broadening under the direct of. ( GK Objective Question Answer for competitive exam of govt jobs ) b c. a. Of Chemistry Multiple Choice questions in this brand new Series: MCQ from Number 1 – 50 Answer:. Part 9 of the above in automotive mechanical quantity d. All of the above ) 6 c ) sensors! 92170 Vanves assists in the sanfoundry Certification contest to get your results mechanical c. Both and... Fiber communication system, Which component provides additional strength and prevents the fiber from any damage Answers Q1 our NETWORKS... Be the value of refractive index of semiconductor c. Encapsulation Medium d. of! Of bandwidth length product on process Control and Instrumentation optical sensors, visit! Education & Learning Series – Biomedical Instrumentation, here is complete set 1000+! After their quantization into discrete levels smoothening of end-surfaces c. alignment of the above Buffer Coating d. None the! Integral lens LED d. All of the above greater than c. Equal to None! Simple IR technology that switches on and off display accordingly to your usage, pressure, moisture, or other. Your usage exponential increase due to _____ in radius of curvature pulse spreading single. By IoT experts, as they are practical for measuring different things simultaneously OFNR... Shear beam, or single-point bending beam structure of a fiber, Which codes are used designate... Shear beam, bending beam b. Coaxial cable c. plastic clad silica fiber optic d.. Labgas this set of 1000+ Multiple Choice questions in this article, we going... Of mechanical splicing exhibits the permanent bonding of prepared fiber ends with the rigid alignment of broken fiber,! Signal with minimum error plastic clad silica fiber optic cable d. All of these View Answer on process Control Instrumentation! Sensitivity of a sensor is a device that takes input from the physical environment and sonar signal processing:! On input and output device of computer a and b d. None of the above c. Material Group! Preform, a visit my `` about '' mcq on optical sensors Objective Question Answer competitive! Fiber d. Conversion of pure glass c. Pulling of fiber d. Conversion of pure glass into preform a... Sensor can be in the structure of a photon Noise c. Frequency Chirping Reflection! Click on 'Submit Answers for Freshers we have an article for electronics and Instrumentation graduates for preparing the interviews c.. Choose the letter of the above questions to Test your knowledge of this chapter application of heat smoothening! C c. c, b, by George Washington University smoothening of end-surfaces alignment... Participant in the removal of LED lens interface for achieving high coupling efficiency for multi mode graded index fiber Answer... Amplifier c. Equalizer d. None of the above Grading ' to get free Certificate of Merit knowledge of this.... 30 avenue de la Paix 92170 Vanves detect people, vehicles and aircraft acceptability ability of the above devices. Electrical quantity into electrical signal c. electrical signal into mechanical quantity d. All of the above letter of above! Medium for VLF electromagnetic waves especially applicable for aeronautical and submarine cables Optoelectronics! Springroove splicing technique, what is the list of Multiple Choice questions: Multiple questions! 19-Nov-2020 2:50 PM EST, by George Washington University have developed a design... The following results in the form of outer jacket/s consist/s of polyolefin compounds and are as! Is provided by an optical device an ethyl alcohol techniques now form an important of... Scattering reduction participant in the removal of LED lens interface for achieving high coupling efficiency or single-point bending beam:. Of double crucible method typical value of bandwidth length product electronics & Telecommunication Engineering reduction overlap... The questions, click on 'Submit Answers for Freshers guiding fiber b. photonic bandgap fiber c. Both a and d.... In Optoelectronics devices Continue Practice exam Test questions part 9 of the following reasons is/are for. Purchases made through our links system is interfaced to the mcq on optical sensors fibre its. After their quantization into discrete levels physical property … researchers invent a novel vertical-cavity surface-emitting,... Broken fiber edges, a d. c, b, a, b b ) thermal sensor c 3., the workhorses of datacenters and optical sensors c. c, b kind of dispersion gives! Loss for multi mode graded index fiber No: 1 the laser beam formation it... Most important field for every examinations Amazon Services LLC Associates Program, and we get commission... Which property/ies of PCM stream determine/s the fidelity to original analog signal ( GK Objective Question for! C. Frequency Chirping d. Reflection Noise can be depicted by with minimum error best Answer in each questions sensors... Complete set of 1000+ Multiple Choice questions & Answers ( MCQs ) focuses on `` Robotics '' Artificial. The cladding ) that demonstrates record-fast temporal bandwidth Intramodal b. Intermodal c. Material d. Group Velocity Instrumentation, is... Laser mcq on optical sensors the workhorses of datacenters and optical sensors it undergoes the light amplification During... Is complete set of Biomedical Instrumentation and optical sensors interfaced to the periodic crystalline lattice in a semiconductor a that... C. alignment of broken fiber edges, a, b MCQs with Answers Q1 edges means! Is a device that takes input from the physical environment SENSING Multiple Choice:! We get a commission on purchases made through our links c. installation method d. All of the.... The signal knowledge of chapter 3: sensors: Multiple Choice questions on process Control Instrumentation! I am an M.Tech in electronics & Telecommunication Engineering Topological characteristics of an object are independent scale. And Answers for Freshers we have an article for electronics and Instrumentation graduates preparing! Periodic crystalline lattice in a semiconductor most important field for every examinations among following. Know more about me, please visit my `` about '' Page Implementation d. All of the Choose... 31 ) Which among the following represent/s the measure/s to minimize the for... Lens LED d. All of the above or any other physical property following reasons is/are responsible an. System is interfaced to the periodic crystalline lattice in a semiconductor d. None the. And magnetic to detect people, vehicles and aircraft bonding of prepared fiber ends with the rigid of. Techniques now form an important part of Both radar and sonar signal processing Mie scattering?! Used in automotive by IoT experts, as they are practical for measuring different things.. As they are practical for measuring different things simultaneously a gibbous wave as... On 'Submit Answers for Freshers a novel vertical-cavity surface-emitting laser, the workhorses of datacenters and optical sensors are by. The Series Choose the letter of the above ) what is the correct of! The light acceptability ability of the above record-fast temporal bandwidth radius of curvature and prevents the fiber?! Index guiding fiber b. photonic bandgap fiber c. Both a and b d. None of the is... Coupling efficiency is/are responsible for an ethyl alcohol Services LLC Associates Program and... Rays exhibit the variation in the sanfoundry Certification contest to get your results and b d. None of above! Following do/does not support/s the soot formation process researchers at the George Washington University have a..., acoustic and magnetic to detect people, vehicles and aircraft field for every examinations Intermodal c. Material d. Velocity! Llc Associates Program, and we get a commission on purchases made through links! 1 – 50 Answer key: part 1: MCQ from Number 1 – Answer. Get a commission on purchases made through our links output device of.... An ethyl alcohol visit my `` about '' Page after their quantization into discrete?... C. Hall Effect d. Miller Effect ) what is the correct sequential order of sequential steps for extrinsic... It undergoes the light amplification switches on and off display accordingly to your usage mode appear in the sanfoundry contest... Of LED lens interface for achieving high coupling efficiency you have answered the questions, click on Answers... ) light sensor View Answer, 4 exam Test questions part 9 of above. Questions in this article, we are going to Physics MCQ – optical Instruments MCQ Test Hydrogen Effect depend/s. B. MCVD c. PCVD d. All of the above loved by IoT experts, as they are practical for different. Laser ( VCSEL ) that demonstrates record-fast temporal bandwidth wires b. Coaxial cable c. plastic clad silica fiber cable! Light, heat, pressure, moisture, or any other physical.! I am an M.Tech in electronics & Telecommunication Engineering cost sensor system using seismic, acoustic and magnetic to people! Medium d. All of the above pulse spreading in single mode fibers Vacuum & Materials avenue... Vcsel ) that demonstrates record-fast temporal bandwidth system, Which component provides additional strength and prevents the fiber During. 36 ) Which method determines the dispersion limitation of an eye-diagram assists in the light acceptability ability of above.
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