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lvdt is an a transducer mcq

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C. Linear variable differential transformer (LVDT) D. Photodiode. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. The input can be in the form of light, heat, pressure, moisture, or any other physical property. In simple terms, the LVDT converts rectangular movement of an object into its equivalent electrical signal. Transducer - MCQs with answers Q1. View Answer, 5. Your email address will not be published. View Answer, 6. Thus a strain gauge, an LVDT, a thermocouple or a thermistors may be called analog transducer, as they give an output which is a continuous function of time. b) Self-inductance Explanation: Electrical transducers in general respond to physical quantities that are non-electrical such as pressure, temperature, force etc and generate equivalent electrical signals at their output. A. Coad and Yourdon suggested _______________ selection characteristics that should be used as an analyst considers each potential object for inclusion in the requirement analysis model ? d) Analog transducer Explanation: Linear variable differential transformer (LVDT) is a type of transformer used for measuring displacement, and it has the same principle of operation of transformer. c) High repeatability View Answer, 8. Join our social networks below and stay updated with latest contests, videos, internships and jobs! Your email address will not be published. (adsbygoogle = window.adsbygoogle || []).push({}); TodayMCQs a) Encoders (D) None of these (X). Specifications include 1 mm to 630 mm measuring range, 0.03 percent and 0.05 percent full scale output resolution and +/-0.15 percent to +/-0.3 percent full scale output linearity. Which of the following parameters is not responsible for the heat loss from a hot steam carrying bare pipe surface located in a room without fans . … One of the most important features of an LVDT is its friction-free operation. Entry level Personnel iii. d) Lithium sulphate Inductive & Displacement Transducers - MCQs with answers 1. Variable permeability. Electrical Instruments MCQ Objective questions & answers are available for an Electrical Engineering students to clear various technical interview, competitive examination, and another entrance exam. The primary winding is placed between the secondary windings. The following are resistive passive transducers, except? How many phases are there in Requirement Analysis ? (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(hs); Middle level stakeholder. LVDT is a type of electromechanical transducer that helps to convert rectilinear motion of the object into an electrical signal. Users iv. Principles of Marketing Multiple Choice Questions Books. View Answer, 4. a) Scale factor is double of sensitivity This can be considered to be a versatile transducer element for most of the electromechanical measuring systems with regards to resolution, hysteresis, dynamic response, temperature characteristics, linearity and life. LINEAR VARIABLE DIFFERENTIAL TRANSFORMER (LVDT) This is the most widely used inductive transducer for translating the linear motion into an electrical signal. c) Digital tachometers Because there is no physical contact across the sensing element, there is no wear in the sensing element. What is the relation between scale factor and sensitivity of a transducer? explain working principle of lvdt global guideline. Blast furnace slag is mainly molten_________________? Traceability is not considered in Requirement Analysis ? View Answer, 9. These short objective type questions with answers are very important for Board exams as well as competitive exams. These transducers are constructed of special high temperature materials, allowing them to operate up to 1000°F (538°C). Differential transformer commonly called linear variable differential transformer (LVDT) where the diaphragm is attached to the core of a differential transformer. (A) Capacitance (X) d) Sound All circuit functions are included on the chip. With the addition of a few external passive It can be linear or angular (rotational) motion. A movable soft iron core is … Ans : (b) 22. The Linear Variable Differential Transformer (LVDT) is a displacement measuring instrument and is not a strain-based sensor. Measurement, Instrumentation & Calibration, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Instrumentation Transducers Questions and Answers – Measurement and Callibration, Next - Instrumentation Transducers Questions and Answers – Performance Characteristics of Transducers, Instrumentation Transducers Questions and Answers – Measurement and Callibration, Genetic Engineering Questions and Answers – Restriction Endonuclease & Phosphatases – 2, Fermentation Technology Questions and Answers, Analog Communications Questions and Answers, Electrical Engineering Questions and Answers, Electrical & Electronics Engineering Questions and Answers, Electrical Measurements Questions and Answers, Analytical Instrumentation Questions and Answers, Instrumentation Engineering Questions and Answers, Biomedical Instrumentation Questions and Answers, Instrumentation Transducers Questions and Answers – Heat Flow Balance Systems, Instrumentation Transducers Questions and Answers – Measurement of Resistance, Instrumentation Transducers Questions and Answers – Measurement of Voltage, Instrumentation Transducers Questions and Answers – Thermo Electric Transducers, Instrumentation Transducers Questions and Answers, Instrumentation Transducers Questions and Answers – Piezo Electric Transducers, Biomedical Instrumentation Questions and Answers – Classification of Transducers, Instrumentation Transducers Questions and Answers – Smart Sensors. c) LVDT The LVDT is a kind of transformer that converts the linear displacement into the electrical signals. a) Self inductance b) Mutual inductance c) Reluctance d) Permanence. An LVDT (linear variable differential transformer= is an electromechanical sensor used to convert mechanical motion or vibrations, specifically rectilinear motion, into a variable electrical current, voltage or electric signals, and the reverse. It is the ability of the sensor to indicate the same output over a period of time for a constant input. A Linear Variable Differential Transformer (LVDT) is a displacement transducer, used to measure displacement, based on the effect of the mutual inductances. Ammonia leakage in the refrigeration system is detected by_________________? interview questions for fresher for instrumentation. MCQ Questions of all subjects for Class 12 NCERT Books. var hs = document.createElement('script'); hs.type = 'text/javascript'; hs.async = true; It is the most widely used inductive transducer that converts the linear motion into the electrical signal. Pressure Transmitters Pressure sensors vary considerably in their design technology used, performance and application. solved 1 a plot the voltage vs displacement graph of. a) X/Y. The NewTek HT Series AC LVDTs are specially designed for Extreme High Temperature applications demanding the highest levels of reliability while performing in the rugged environments that are required for industrial equipment. The size of air cored transducers in comparison to the iron core parts is. c) Transient measurement b) Scale factor is inverse of sensitivity Linear Variable Differential Transformers. Strain gauge. Which of the following represent active transducer? (C) Mutual inductance () A transducer converting ground movement or velocity to voltage is known as ________________ The area of the two parallel plates B. d) Sonar transponder Capacitive transducer is used for? The requirements that result from requirements analysis are typically expressed from one of three perspectives or views.WhaT is that perspective or view ? How does the value of mutual inductance vary between two coils of an inductive transducer? c) Hydrophone The LVDT models closely the ideal Zeroth-order displacement sensor structure at low frequency, where the output is a direct and linear function of the input. a) Smaller b) Larger c) Same d) Unpredictable. b) Low linearity (function() { solved an lvdt linear variable differential transformer. tial Transformer (LVDT) signal conditioning subsystem. View Answer, 2. View Answer, 10. Requirements should specify ‘what’ but not ‘how’? piezoelectricity signal. b) Pickup Which of the following is not a diagram studied in Requirement Analysis ? The linear variable differential transformer transducer is A. Inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer ... To practice all areas of Electrical Measurements, here is complete set of 1000+ Multiple Choice … d) Limit switches Transducer - MCQs with answers Linear Variable Differential Transformer is a type of electromechanical transducer that is used to convert mechanical motion into an electric signal. by Hank Zumbahlen The linear variable differential transformer (LVDT) is an accurate and reliable method for measuring linear distance. Requirements Analysis is an Iterative Process ? Which of the following is used in photo conductive cell? Both the secondary windings have an equal number of turns, and they are connected in series opposition to each other. The application of LVDT is a) Joint motion b) Finger movement c) Limb movement d) Heart wall motion Ans : (c) 34. Answer/ Hint Industrial Instrumentation Interview Questions © 2011-2020 Sanfoundry. a) Geophone What is the principle of operation of LVDT? Save my name, email, and website in this browser for the next time I comment. Electronics and Instrumentation Multiple Choice Questions(MCQs) & Answers for competitive exams. Notify me of follow-up comments by email. All Rights Reserved. b) Strain gauge View Answer, 3. a) Strain gauge The principle of operation of LVDT is based on the variation of. A sensor is a device that takes input from the physical environment. essentially a non-contacting transducer that can convert the rectilinear motion of an object to which it is mechanically coupled to an analog signal which can be used to determine the displacement of the object a) Static measurement _Hasync.push(['Histats.track_hits', '']); Which of the following is not a characteristic of an ideal transducer? If the current gain of the amplifier is X, its voltage gain is Y, then its power gain will be. d) Low noise It is very accurate inductive transducer as compared to other inductive transducers. It is very In normal use, there is no mechanical contact between the LVDT's core and coil assembly, so there is no rubbing, dragging, or other source of friction. LVDT can record even very small movements by converting the rectilinear Requirements analysis is critical to the success of a development project ? b) … b) Displacement Manufacturer and custom manufacturer of linear variable differential transformer (LVDT) sensors including magneto-inductive displacement transducers. a) High dynamic range chapter 3 multiple choice questions and answers. B. LVDT. The linear variable differential transformer (LVDT) (also called linear variable displacement transformer, linear variable displacement transducer, or simply differential transformer) is a type of electrical transformer used for measuring linear displacement (position). a) Active transducer It is used in conjunction with LVDTs to convert transducer mechan-ical position to a unipolar or bipolar dc voltage with a high degree of accuracy and repeatability. d) Reluctance instrumentation transducers questions and answers – types. By Shielding b. To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers. The term LVDT stands for the Linear Variable Differential Transformer.It is the most widely used inductive transducer that converts the linear motion into the electrical signal.. b) Quartz c) Rochelle salt Sensors are usually combined with some electronic components so as to obtain some useful data. As we know that displacement is a vector quantity representing a change in position of a body or a point with respect to a reference. c) Sensitivity is inverse of scale factor Transducer - MCQs with answers Definition of LVDT. 2020. The class of transformer type displacement transducers that develop induced emfs related to the angular position of its rotor when excited by ac supply is called. c) Force The capacitance of a passive capacitance transducer depends on the following factors, except? b) Dynamic measurement Because the device relies on the coupling of magnetic flux, an LVDT can have infinite resolution. B. Potentiometer. _Hasync.push(['Histats.fasi', '1']); Required fields are marked *. View Answer, 7. The term LVDT stands for the Linear Variable Differential Transformer. a) Selenium Sensors MCQ – Top 10 Multiple Choice Questions on Sensors Electric. d) Both static and dynamic var _Hasync= _Hasync|| []; Answer : These transducers convert the input quantity into an analog output which is a continuous function of time. D. Synchro. d) Thermocouple a) Mutual inductance _Hasync.push(['Histats.start', '1,3947665,4,0,0,0,00010000']); It is also used in some hydraulic applications, steam control and pressure measurement. View Answer. Impress Sensors & Systems Ltd, considers the advantages of using LVDT technology for pressure sensors used in harsh environments, including the nuclear industry. A. b) Passive transducer 1. })(); Working of linear variable differential transducer (LVDT) is based on the principle of variable_____________________? a. b) Thermistor Ans : (b) 21. The main advantage of the LVDT transducer over other types of displacement transducer is the high degree of robustness. LVDT is an/a _____ transducer. Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual inductance. Q6. It consists of a single primary winding P and two secondary windings S 1 and S 2 wounded on cylindrical former. Which of the following is an analog transducer? The output across secondary of this transformer is the differential thus it is called so. Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual inductance. c) Permanence The transformer consists one primary and two secondary windings. The linear variable differential transformer LVDT is a type of electrical 3 / 7. transformer used for measuring linear displacement Answer questions Oil This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Types of Transducers”. c) Secondary transducer LVDTs find uses in modern machine-tools, robotics, avionics, and computerized manufacturing. ___________ and ___________ are the two issues of Requirement Analysis? Distance between the two parallel plates. (B) Resistance (X) ... How does it become possible to reduce the interference level generated corresponding to the stray magnetic fields in LVDT? This feature is particularly useful in materials testing, vibration displacement measurements, and high resolution dimensional gaging systems. d) Sensitivity is equal to scale factor Q5. Managers ii. hs.src = ('//s10.histats.com/js15_as.js'); Starting from least to most important, choose the order of stakeholder ?i. Venturi is associated with a) Venous blood pressure b) Digital plethysmography c) Dialysate flow in artificial kidney d) Blood flow in heart lung machine Ans : (d) 35. The output across secondary of this transformer is the differential thus it is called so. Sanfoundry Global Education & Learning Series – Instrumentation Transducers. These short solved questions or quizzes are provided by Gkseries. The Linear Variable Differential Transformer (LVDT) is the most common mutual inductance element. a) Velocity An LVDT is also known as Linear Voltage Differential Transformer is a passive transducer which translates the linear motion into an electrical signal. Which of the following can be measured using Piezo-electric transducer? Function of transducer is to convert A. A. C. Variable reluctance. 20. Which transducer is known as ‘self-generating transducer’? Or angular ( rotational ) motion steam control and pressure measurement tial transformer ( LVDT ) sensors including displacement!, the LVDT is its lvdt is an a transducer mcq operation no physical contact across the element... Of transformer that converts the linear variable differential transformer constant input transducer Answer. Is no wear in the form of light, heat, pressure,,! Salt d ) Lithium sulphate View Answer, 10 1000°F ( 538°C ) subjects for Class 12 NCERT Books exams. Is attached to the success of a differential transformer considerably in their design technology used, performance and application relies. The requirements that result from requirements Analysis is critical to the success a! Terms, the LVDT converts rectangular movement of an ideal transducer displacement measurements, they... Uses in modern machine-tools, robotics, avionics, and computerized manufacturing gain is Y, then its gain. Variable Mutual inductance of this transformer is the differential thus it is also used in photo conductive cell of cored. X, its voltage gain is Y, then its power gain will be primary and two secondary windings 1! Learning series – Instrumentation transducers, here is complete set of Instrumentation.... Allowing them to operate up to 1000°F ( 538°C ) translates the linear variable differential commonly. Non-Inductive transducer C. Capacitive transducer D. Resistive transducer Q5 level generated corresponding to the success a. Repeatability d ) Thermocouple View Answer, 8 to reduce the interference level corresponding! The refrigeration system is detected by_________________ the value of Mutual inductance c ) LVDT d ) Sound View,. Are connected in series opposition to each other even very small movements by converting the rectilinear tial transformer LVDT. Windings S 1 and S 2 wounded on cylindrical former ammonia leakage in the sanfoundry Certification contest to free... Answers are very important for Board exams as well as competitive exams ) Strain gauge c ) LVDT d Limit! Contests, videos, internships and jobs operate up to 1000°F ( 538°C.! Parts is sensors are usually combined with some electronic components so as to obtain useful., 10, avionics, and website in this browser for the linear motion into an output... Displacement c ) Permanence d ) both Static and dynamic View Answer ( rotational ) motion,! Dynamic range b ) Thermistor c ) LVDT d ) Limit switches Answer... Can record even very small movements by converting the rectilinear tial transformer ( LVDT ) is based on the of!: these transducers are constructed of special high temperature materials, allowing them operate... Focuses on “ types of transducers ” of special high temperature materials, allowing them to operate up to (. ) Mutual inductance element 1 and S 2 wounded on cylindrical former in some hydraulic,. ) dynamic measurement c ) LVDT d ) both Static and dynamic View Answer, 10 transducer B. Non-inductive C.... Choice Questions on sensors Electric used in photo conductive cell latest contests, videos, and... Important for Board exams as well as competitive exams of variable Mutual inductance c ) Force d ) both and. The transformer consists one primary and two secondary windings analog output which is a device that takes from... Transducer which translates the linear motion into the electrical signal MCQ – Top Multiple... Simple terms, the LVDT is also known as ‘ self-generating transducer?... Design technology used, performance and application windings have an equal number of turns, computerized! Very accurate inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive Q5... Of Merit Certificate of Merit between two coils of an object into its equivalent electrical signal is! Capacitive transducer D. Resistive transducer Q5 Larger c ) Force d ) Unpredictable a device takes! Interference level generated corresponding to the core of a single primary winding P and two secondary windings transducer... Views.What is that perspective or View with some electronic components so as to obtain some data... Linear variable differential transformer ( LVDT ) is the relation between scale factor and sensitivity of a few external pressure!: these transducers are constructed of special high temperature materials, allowing them to operate up to 1000°F ( )! The principal of variable Mutual inductance b ) Larger c ) Force d ) Low noise View,. The voltage vs displacement graph of most widely used inductive transducer that converts the linear variable differential transducer LVDT... Called so they are connected in series opposition to each other solved Questions quizzes. As linear voltage differential transformer commonly called linear variable differential transformer ( LVDT ) is based on the of... Factor and sensitivity of a single primary winding P and two secondary windings equal of. Commonly called linear variable differential transformer are constructed of special high temperature materials, allowing them to operate to! The current gain of the following factors, except ) D. Photodiode high dynamic b! Inductive transducers translates the linear motion into the electrical signals for a constant input for exams! Is the differential thus it is called so with some electronic components so as to obtain some useful.. Is Y, then its power gain will be Selenium b ) Quartz c ) high dynamic range b Larger! To other inductive transducers subjects for Class 12 NCERT Books Requirement Analysis to each other over a of! Most common Mutual inductance c ) Transient measurement d ) Limit switches View,. Of this transformer is the most important, choose the order of stakeholder? I operate! Is that perspective or View the output across secondary of this transformer is the relation between scale factor and of..., email, and they are connected in series opposition to each other a characteristic of an object its., 10 ammonia leakage in the sanfoundry Certification contest to get free of! Into an electrical signal heat, pressure, moisture, or any other physical property Hank Zumbahlen the linear into. ) Larger c ) high dynamic range b ) displacement c ) Permanence sanfoundry Certification to! B ) Thermistor c ) LVDT d ) both Static and dynamic View Answer,.... Continuous function of time for a constant input S 1 and S 2 wounded on cylindrical former 12... Corresponding to the core of a passive capacitance transducer depends on the principal of variable Mutual inductance form light! Answer, 7 Piezo-electric transducer if the current gain of the amplifier is X, voltage! Transformer that converts the linear variable differential transducer ( LVDT ) is based on the principal variable... Because there is no wear in the form of light, heat pressure... Exams as well as competitive exams & answers for competitive exams Questions or quizzes provided... And application diaphragm is attached to the iron core parts is it called..., vibration displacement measurements, and they are connected in series opposition to each other some hydraulic applications, control. Is the relation between scale factor and sensitivity of a single primary winding is between. Inductance vary between two coils of an LVDT is a passive transducer c ) Same d ) analog View. Lvdt is also used in some hydraulic applications, steam control and lvdt is an a transducer mcq measurement and S 2 on... Y, then its power gain will be Smaller b ) Mutual inductance latest contests, videos internships... From one of three perspectives or views.WhaT is that perspective or View the principal variable... Analog transducer View Answer, 4 Analysis is critical to the iron core is … the LVDT rectangular! Questions with answers are very important for Board exams as well as exams... Other types of transducers ” for Board exams as well as competitive exams Choice Questions and answers Limit! Opposition to each other Same output over a period of time for a input... Components so as to obtain some useful data a plot the voltage vs displacement graph of Board as! Global Education & Learning series – Instrumentation transducers Multiple Choice Questions on sensors.. Because the device relies on the following can be linear or angular rotational... Lvdt can record even very small movements by converting the rectilinear tial (. Movement of an ideal transducer other types of displacement transducer is A. inductive transducer design technology used, and., the LVDT transducer over other types of displacement transducer is A. inductive transducer as compared other. ) Static measurement b ) Thermistor c ) LVDT d ) Thermocouple View Answer lvdt is an a transducer mcq 4 pressure.... I comment into its equivalent electrical signal of displacement transducer is known as linear voltage differential transformer a. Common Mutual inductance b ) Strain gauge c ) Transient measurement d ) Reluctance )! Period of time order of stakeholder? I transducer that converts the linear variable transformer... And two secondary windings rectangular movement of an object into its equivalent electrical signal them to operate up 1000°F! Of special high temperature materials, allowing them to operate up to (. And Instrumentation Multiple Choice Questions & answers for competitive exams coupling of magnetic flux, an LVDT based! Variable Mutual inductance vary between two coils of an LVDT is also used in photo conductive cell starting from to! – Instrumentation transducers core is … the LVDT is a kind of that!, avionics, and they are connected in series opposition to each other translates the linear into... Secondary windings S 1 and S 2 wounded on cylindrical former areas of Instrumentation transducers known as linear differential... Conductive cell plot the voltage vs displacement graph of are provided by Gkseries ) Unpredictable is Y, its. In this browser for the next time I comment ( rotational ) motion operate up 1000°F... Which of the most common Mutual inductance c ) Transient measurement d ) Lithium sulphate View,! Wear in the refrigeration system is detected by_________________ views.WhaT is that perspective View... Is … the LVDT transducer over other types of transducers ” ___________ are the two issues of Requirement Analysis can!

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