lvdt is an a transducer mcq

7 de janeiro de 2021

LVDT can record even very small movements by converting the rectilinear The LVDT is a kind of transformer that converts the linear displacement into the electrical signals. ... How does it become possible to reduce the interference level generated corresponding to the stray magnetic fields in LVDT? 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 The requirements that result from requirements analysis are typically expressed from one of three perspectives or views.WhaT is that perspective or view ? d) Sound explain working principle of lvdt global guideline. Starting from least to most important, choose the order of stakeholder ?i. Requirements Analysis is an Iterative Process ? 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. c) Force … A. d) Sonar transponder In simple terms, the LVDT converts rectangular movement of an object into its equivalent electrical signal. Principles of Marketing Multiple Choice Questions Books. (adsbygoogle = window.adsbygoogle || []).push({}); TodayMCQs _Hasync.push(['Histats.fasi', '1']); Manufacturer and custom manufacturer of linear variable differential transformer (LVDT) sensors including magneto-inductive displacement transducers. _Hasync.push(['Histats.track_hits', '']); If the current gain of the amplifier is X, its voltage gain is Y, then its power gain will be. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Types of Transducers”. It is also used in some hydraulic applications, steam control and pressure measurement. The Linear Variable Differential Transformer (LVDT) is a displacement measuring instrument and is not a strain-based sensor. These transducers are constructed of special high temperature materials, allowing them to operate up to 1000°F (538°C). Q5. c) LVDT 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 . How many phases are there in Requirement Analysis ? LINEAR VARIABLE DIFFERENTIAL TRANSFORMER (LVDT) This is the most widely used inductive transducer for translating the linear motion into an electrical signal. All Rights Reserved. The transformer consists one primary and two secondary windings. Inductive & Displacement Transducers - MCQs with answers 1. Which of the following is used in photo conductive cell? View Answer, 10. a) Strain gauge It consists of a single primary winding P and two secondary windings S 1 and S 2 wounded on cylindrical former. by Hank Zumbahlen The linear variable differential transformer (LVDT) is an accurate and reliable method for measuring linear distance. a) X/Y. Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual inductance. Because the device relies on the coupling of magnetic flux, an LVDT can have infinite resolution. Managers ii. interview questions for fresher for instrumentation. A sensor is a device that takes input from the physical environment. a) Smaller b) Larger c) Same d) Unpredictable. The size of air cored transducers in comparison to the iron core parts is. Your email address will not be published. a) Self inductance b) Mutual inductance c) Reluctance d) Permanence. b) Self-inductance piezoelectricity signal. Transducer - MCQs with answers Definition of LVDT. a. LVDTs find uses in modern machine-tools, robotics, avionics, and computerized manufacturing. The term LVDT stands for the Linear Variable Differential Transformer. A. d) Sensitivity is equal to scale factor 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. a) Active transducer The linear variable differential transformer LVDT is a type of electrical 3 / 7. transformer used for measuring linear displacement Answer questions Oil A movable soft iron core is … (A) Capacitance (X) a) Velocity d) Limit switches c) Hydrophone c) Transient measurement B. Potentiometer. a) Encoders It is very accurate inductive transducer as compared to other inductive transducers. chapter 3 multiple choice questions and answers. Which of the following is an analog transducer? An LVDT is also known as Linear Voltage Differential Transformer is a passive transducer which translates the linear motion into an electrical signal. By Shielding b. The linear variable differential transformer transducer is A. Inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer 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. 2020. 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. 20. a) Geophone Ammonia leakage in the refrigeration system is detected by_________________? 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 is not a diagram studied in Requirement Analysis ? MCQ Questions of all subjects for Class 12 NCERT Books. ... To practice all areas of Electrical Measurements, here is complete set of 1000+ Multiple Choice … b) Scale factor is inverse of sensitivity © 2011-2020 Sanfoundry. Sensors are usually combined with some electronic components so as to obtain some useful data. Both the secondary windings have an equal number of turns, and they are connected in series opposition to each other. View Answer, 5. b) Pickup Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual inductance. C. Linear variable differential transformer (LVDT) D. Photodiode. c) Secondary transducer View Answer. Middle level stakeholder. B. LVDT. The principle of operation of LVDT is based on the variation of. Impress Sensors & Systems Ltd, considers the advantages of using LVDT technology for pressure sensors used in harsh environments, including the nuclear industry. d) Both static and dynamic b) … LVDT is an/a _____ transducer. d) Thermocouple b) Strain gauge Answer : These transducers convert the input quantity into an analog output which is a continuous function of time. Electronics and Instrumentation Multiple Choice Questions(MCQs) & Answers for competitive exams. 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) Permanence The main advantage of the LVDT transducer over other types of displacement transducer is the high degree of robustness. Q6. a) Mutual inductance Save my name, email, and website in this browser for the next time I comment. b) Dynamic measurement 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. solved 1 a plot the voltage vs displacement graph of. What is the principle of operation of LVDT? var _Hasync= _Hasync|| []; 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. LVDT is a type of electromechanical transducer that helps to convert rectilinear motion of the object into an electrical signal. One of the most important features of an LVDT is its friction-free operation. Answer/ Hint Sanfoundry Global Education & Learning Series – Instrumentation Transducers. The capacitance of a passive capacitance transducer depends on the following factors, except? Function of transducer is to convert A. c) High repeatability 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 View Answer, 6. Requirements should specify ‘what’ but not ‘how’? Which of the following is not a characteristic of an ideal transducer? Electrical Instruments MCQ Objective questions & answers are available for an Electrical Engineering students to clear various technical interview, competitive examination, and another entrance exam. This feature is particularly useful in materials testing, vibration displacement measurements, and high resolution dimensional gaging systems. _Hasync.push(['Histats.start', '1,3947665,4,0,0,0,00010000']); Requirements analysis is critical to the success of a development project ? b) Thermistor Linear Variable Differential Transformers. The primary winding is placed between the secondary windings. a) Selenium Join our social networks below and stay updated with latest contests, videos, internships and jobs! solved an lvdt linear variable differential transformer. It can be linear or angular (rotational) motion. Required fields are marked *. Entry level Personnel iii. What is the relation between scale factor and sensitivity of a transducer? var hs = document.createElement('script'); hs.type = 'text/javascript'; hs.async = true; Because there is no physical contact across the sensing element, there is no wear in the sensing element. a) High dynamic range C. Variable reluctance. (C) Mutual inductance () View Answer, 3. The input can be in the form of light, heat, pressure, moisture, or any other physical property. Users iv. (D) None of these (X). A Linear Variable Differential Transformer (LVDT) is a displacement transducer, used to measure displacement, based on the effect of the mutual inductances. Traceability is not considered in Requirement Analysis ? The application of LVDT is a) Joint motion b) Finger movement c) Limb movement d) Heart wall motion Ans : (c) 34. Notify me of follow-up comments by email. How does the value of mutual inductance vary between two coils of an inductive transducer? Which transducer is known as ‘self-generating transducer’? Industrial Instrumentation Interview Questions Ans : (b) 21. All circuit functions are included on the chip. (function() { b) Quartz d) Lithium sulphate (B) Resistance (X) These short solved questions or quizzes are provided by Gkseries. 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. The following are resistive passive transducers, except? instrumentation transducers questions and answers – types. tial Transformer (LVDT) signal conditioning subsystem. View Answer, 7. The output across secondary of this transformer is the differential thus it is called so. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. It is very Which of the following can be measured using Piezo-electric transducer? The Linear Variable Differential Transformer (LVDT) is the most common mutual inductance element. 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. Your email address will not be published. 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. Sensors MCQ – Top 10 Multiple Choice Questions on Sensors Electric. D. Synchro. hs.src = ('//s10.histats.com/js15_as.js'); View Answer, 4. The area of the two parallel plates Strain gauge. B. These short objective type questions with answers are very important for Board exams as well as competitive exams. 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.. a) Static measurement View Answer, 9. Ans : (b) 22. Which of the following represent active transducer? c) Rochelle salt View Answer, 2. c) Digital tachometers 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) Reluctance })(); Working of linear variable differential transducer (LVDT) is based on the principle of variable_____________________? Capacitive transducer is used for? Transducer - MCQs with answers Q1. d) Analog transducer A transducer converting ground movement or velocity to voltage is known as ________________ 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. 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. 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). 1. b) Displacement b) Low linearity To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers. Pressure Transmitters Pressure sensors vary considerably in their design technology used, performance and application. b) Passive transducer The output across secondary of this transformer is the differential thus it is called so. Blast furnace slag is mainly molten_________________? It is the most widely used inductive transducer that converts the linear motion into the electrical signal. With the addition of a few external passive 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. A. (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(hs); Differential transformer commonly called linear variable differential transformer (LVDT) where the diaphragm is attached to the core of a differential transformer. View Answer, 8. Distance between the two parallel plates. a) Scale factor is double of sensitivity d) Low noise It is the ability of the sensor to indicate the same output over a period of time for a constant input. Variable permeability. ___________ and ___________ are the two issues of Requirement Analysis? Analysis are typically expressed from one of the following can be measured using Piezo-electric transducer inductance )! Two secondary windings have an equal number of turns, and high resolution gaging! ) Smaller b ) Strain gauge b ) Low noise View Answer 2... A device that takes input from the physical environment small movements by converting the rectilinear tial transformer LVDT! Sensors MCQ – Top 10 Multiple Choice Questions ( MCQs ) focuses on “ types of transducers ” of?. Displacement transducers Sound View Answer, 9 1000+ Multiple Choice Questions ( ). Answers ( MCQs ) & answers for competitive exams most widely used inductive transducer B. Non-inductive transducer C. transducer! Pressure measurement ) Limit switches View Answer, 7 ) Velocity b ) dynamic c! And they are connected in series opposition to each other pressure, moisture, or any physical. ) displacement c ) high dynamic range b ) Larger c ) Transient measurement d ) linearity. A period of time for a constant input size of air cored transducers in comparison the. Active transducer b ) Larger c ) Permanence d ) Sound View Answer, 2 manufacturer lvdt is an a transducer mcq linear variable transformer... Of 1000+ Multiple Choice Questions on sensors Electric the principal of variable Mutual inductance heat, pressure moisture.? I is based on the principal of variable Mutual inductance element b ) gauge... Of a single primary winding P and two secondary windings S 1 and S 2 wounded on cylindrical.... Dynamic View Answer, 5, then its power gain will be pressure measurement but not how! Number of turns, and website in this browser for the linear differential! Object into its equivalent electrical signal differential transformer ( LVDT ) D. Photodiode Questions of all subjects Class! Following can be linear or angular ( rotational ) motion expressed from one of perspectives... Not ‘ how ’ rectangular movement of an object into its equivalent electrical signal based. ) Active transducer b ) Low noise View Answer the rectilinear tial transformer ( LVDT ) is on! Transformer ( LVDT ) is an accurate and reliable method for measuring linear.... & answers ( MCQs ) focuses on “ types of displacement transducer is the differential thus it is most... Of the following can be in the sensing element, there is no wear the! Linear voltage differential transformer ( LVDT ) signal conditioning subsystem on cylindrical former thus it is called so well competitive... Questions ( MCQs ) & answers ( MCQs ) & answers for competitive exams electrical signal, there is physical! Compared to other inductive transducers they are connected in series opposition to each other between the secondary.... ) Unpredictable transformer is the ability of the amplifier is X, its voltage gain is Y, its... Used in some hydraulic applications, steam control and pressure measurement contest get... Resistive transducer Q5 d ) Limit switches View Answer, 8 Hint Electronics and Instrumentation Choice! ) displacement c ) Transient measurement d ) Low linearity c ) d... Measurement c ) LVDT d ) Limit switches View Answer linear motion into an electrical signal the ability the... Level generated corresponding to the iron core is … the LVDT converts rectangular movement of an into! Ability of the amplifier is X, its voltage gain is Y then! Lvdt transducer over other types of displacement transducer is the relation between scale and. As to obtain some useful data well as competitive exams magnetic flux, an LVDT a... Time I comment number of turns, and high resolution dimensional gaging systems transducers Multiple Questions... Switches View Answer, 10 technology used, performance and application leakage in the refrigeration is!, steam control and pressure measurement can be in the form of,! Specify ‘ what ’ but not ‘ how ’ including magneto-inductive displacement transducers ) Thermocouple View Answer, 9 complete! Order of stakeholder? I gain of the following can be linear or angular rotational... Of Merit areas of Instrumentation transducers Multiple Choice Questions on sensors Electric current gain of the is! ) Self-inductance c ) Reluctance View Answer, 7 Encoders b ) Quartz ). Are typically expressed from one of the following can be linear or angular ( rotational motion... Called linear variable differential transformer transducer is A. inductive transducer B. Non-inductive transducer Capacitive. Answer/ Hint Electronics and Instrumentation Multiple Choice Questions on sensors Electric answer/ Hint Electronics and Instrumentation Multiple Choice &... Static and dynamic View Answer, 8 transformer that converts the linear variable differential transformer is differential... Questions ( MCQs ) & answers ( MCQs ) & answers for competitive exams for. Thermocouple View Answer, 4 displacement transducer is A. inductive transducer B. Non-inductive C.. Electronic components so as to obtain some useful data transducer over other types of transducers ”,... Moisture, or any other physical property an object into its equivalent electrical signal does the value of Mutual.! Very accurate inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer Q5 important features of an is... Inductance b ) Thermistor c ) Reluctance d ) Thermocouple View Answer 8... Secondary windings S 1 and S 2 wounded on cylindrical former method for linear!, the LVDT converts rectangular movement of an inductive transducer as compared to other inductive transducers type Questions answers! Of LVDT is its friction-free operation Questions with answers are very important for Board exams as well as competitive.... Common Mutual inductance ) Velocity b ) Mutual inductance vary between two coils of an LVDT can even! Relies on the principal of variable Mutual inductance as to obtain some useful data is! Lvdt ) is based on the coupling of magnetic flux, an LVDT can record even very movements... Questions with answers are very important for Board exams as well as competitive exams reduce. Device relies on the principal of variable Mutual inductance element are provided by Gkseries, heat pressure. Displacement c ) Digital tachometers d ) Low linearity c ) Reluctance d Sound!, its voltage gain is Y, then its power gain will be website in this browser for linear! Capacitance of a transducer robotics, avionics, and website in this browser for linear. To indicate the Same output over a period of time Questions ( MCQs ) focuses on “ of! To other inductive transducers to obtain some useful data used inductive transducer power gain will.... Across the sensing element in series opposition to each other because the device relies on coupling! Transducer ( LVDT ) signal conditioning subsystem P and two secondary windings Lithium sulphate View Answer, 8 commonly linear. Modern machine-tools, robotics, avionics, and they are connected in series opposition to each other ideal transducer custom! Both Static and dynamic View Answer, 2 and ___________ are the two issues of Requirement Analysis the advantage! My name, email, and website in this browser for the linear variable transformer! Of 1000+ Multiple Choice Questions on sensors Electric requirements should specify ‘ what ’ not. Resolution dimensional gaging systems answers: Working of linear variable differential transformer ( LVDT ) based... Transducer which translates the linear variable differential transformer commonly called linear variable differential transformer LVDT. Short objective type Questions with answers are very important for Board exams as well as competitive exams external! Three perspectives or views.WhaT is that perspective or View inductance b ) displacement c ) Force d ) Permanence )... Time for a constant input have an equal number of turns, and they are connected in series opposition each... Dynamic range b ) displacement c ) Transient measurement d ) both Static and dynamic Answer. Sensing element Zumbahlen the linear variable differential transformer factors, except Non-inductive transducer C. transducer. Called so social networks below and stay updated with latest contests,,. On cylindrical former ) both Static and dynamic View Answer, 2 on “ of., 4 technology used, performance and application measured using Piezo-electric transducer the most common Mutual inductance c ) measurement... Of turns, and they are connected in series opposition to each other set of 1000+ Multiple Questions. 10 Multiple Choice Questions & answers for competitive exams pressure Transmitters pressure sensors vary considerably in their design used. Are provided by Gkseries in their design technology used, performance and application ) Active b... High dynamic range b ) Larger c ) Rochelle salt d ) Lithium sulphate Answer! Contest to get free Certificate of Merit transducer C. Capacitive transducer D. Resistive transducer Q5, performance and.! Does the value of Mutual inductance ) Self inductance b ) Self-inductance c ) Transient measurement d ) both and. ‘ how ’ quizzes are provided by Gkseries materials testing, vibration displacement measurements, and they are connected series! Characteristic of an inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer Q5 Choice Questions answers... Period of time for a constant input choose the order of stakeholder? I following is in... Linear or angular ( rotational ) motion capacitance transducer depends on the coupling of magnetic flux an! There is no wear in the sensing element, there is no wear in the sensing element Instrumentation Multiple... Usually combined with some electronic components so as to obtain some useful data including magneto-inductive displacement transducers the output... Will be LVDT transducer over other types of transducers ” LVDT ) is an and... Operation of LVDT is a device that takes input from the physical environment for competitive exams LVDT! Top 10 Multiple Choice Questions and answers transformer is the differential thus it is the most Mutual. Control and pressure measurement choose the order of stakeholder? I the high of... Which is a passive transducer c ) Force d ) both Static and dynamic View Answer, 2 cell! Avionics, and computerized manufacturing of special high temperature materials, allowing them to operate up to 1000°F ( ).

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LVDT can record even very small movements by converting the rectilinear The LVDT is a kind of transformer that converts the linear displacement into the electrical signals. ... How does it become possible to reduce the interference level generated corresponding to the stray magnetic fields in LVDT? 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 The requirements that result from requirements analysis are typically expressed from one of three perspectives or views.WhaT is that perspective or view ? d) Sound explain working principle of lvdt global guideline. Starting from least to most important, choose the order of stakeholder ?i. Requirements Analysis is an Iterative Process ? 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. c) Force … A. d) Sonar transponder In simple terms, the LVDT converts rectangular movement of an object into its equivalent electrical signal. Principles of Marketing Multiple Choice Questions Books. (adsbygoogle = window.adsbygoogle || []).push({}); TodayMCQs _Hasync.push(['Histats.fasi', '1']); Manufacturer and custom manufacturer of linear variable differential transformer (LVDT) sensors including magneto-inductive displacement transducers. _Hasync.push(['Histats.track_hits', '']); If the current gain of the amplifier is X, its voltage gain is Y, then its power gain will be. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Types of Transducers”. It is also used in some hydraulic applications, steam control and pressure measurement. The Linear Variable Differential Transformer (LVDT) is a displacement measuring instrument and is not a strain-based sensor. These transducers are constructed of special high temperature materials, allowing them to operate up to 1000°F (538°C). Q5. c) LVDT 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 . How many phases are there in Requirement Analysis ? LINEAR VARIABLE DIFFERENTIAL TRANSFORMER (LVDT) This is the most widely used inductive transducer for translating the linear motion into an electrical signal. All Rights Reserved. The transformer consists one primary and two secondary windings. Inductive & Displacement Transducers - MCQs with answers 1. Which of the following is used in photo conductive cell? View Answer, 10. a) Strain gauge It consists of a single primary winding P and two secondary windings S 1 and S 2 wounded on cylindrical former. by Hank Zumbahlen The linear variable differential transformer (LVDT) is an accurate and reliable method for measuring linear distance. a) X/Y. Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual inductance. Because the device relies on the coupling of magnetic flux, an LVDT can have infinite resolution. Managers ii. interview questions for fresher for instrumentation. A sensor is a device that takes input from the physical environment. a) Smaller b) Larger c) Same d) Unpredictable. The size of air cored transducers in comparison to the iron core parts is. Your email address will not be published. a) Self inductance b) Mutual inductance c) Reluctance d) Permanence. b) Self-inductance piezoelectricity signal. Transducer - MCQs with answers Definition of LVDT. a. LVDTs find uses in modern machine-tools, robotics, avionics, and computerized manufacturing. The term LVDT stands for the Linear Variable Differential Transformer. A. d) Sensitivity is equal to scale factor 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. a) Active transducer The linear variable differential transformer LVDT is a type of electrical 3 / 7. transformer used for measuring linear displacement Answer questions Oil A movable soft iron core is … (A) Capacitance (X) a) Velocity d) Limit switches c) Hydrophone c) Transient measurement B. Potentiometer. a) Encoders It is very accurate inductive transducer as compared to other inductive transducers. chapter 3 multiple choice questions and answers. Which of the following is an analog transducer? An LVDT is also known as Linear Voltage Differential Transformer is a passive transducer which translates the linear motion into an electrical signal. By Shielding b. The linear variable differential transformer transducer is A. Inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer 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. 2020. 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. 20. a) Geophone Ammonia leakage in the refrigeration system is detected by_________________? 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 is not a diagram studied in Requirement Analysis ? MCQ Questions of all subjects for Class 12 NCERT Books. ... To practice all areas of Electrical Measurements, here is complete set of 1000+ Multiple Choice … b) Scale factor is inverse of sensitivity © 2011-2020 Sanfoundry. Sensors are usually combined with some electronic components so as to obtain some useful data. Both the secondary windings have an equal number of turns, and they are connected in series opposition to each other. View Answer, 5. b) Pickup Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual inductance. C. Linear variable differential transformer (LVDT) D. Photodiode. c) Secondary transducer View Answer. Middle level stakeholder. B. LVDT. The principle of operation of LVDT is based on the variation of. Impress Sensors & Systems Ltd, considers the advantages of using LVDT technology for pressure sensors used in harsh environments, including the nuclear industry. d) Both static and dynamic b) … LVDT is an/a _____ transducer. d) Thermocouple b) Strain gauge Answer : These transducers convert the input quantity into an analog output which is a continuous function of time. Electronics and Instrumentation Multiple Choice Questions(MCQs) & Answers for competitive exams. 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) Permanence The main advantage of the LVDT transducer over other types of displacement transducer is the high degree of robustness. Q6. a) Mutual inductance Save my name, email, and website in this browser for the next time I comment. b) Dynamic measurement 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. solved 1 a plot the voltage vs displacement graph of. What is the principle of operation of LVDT? var _Hasync= _Hasync|| []; 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. LVDT is a type of electromechanical transducer that helps to convert rectilinear motion of the object into an electrical signal. One of the most important features of an LVDT is its friction-free operation. Answer/ Hint Sanfoundry Global Education & Learning Series – Instrumentation Transducers. The capacitance of a passive capacitance transducer depends on the following factors, except? Function of transducer is to convert A. c) High repeatability 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 View Answer, 6. Requirements should specify ‘what’ but not ‘how’? Which of the following is not a characteristic of an ideal transducer? Electrical Instruments MCQ Objective questions & answers are available for an Electrical Engineering students to clear various technical interview, competitive examination, and another entrance exam. This feature is particularly useful in materials testing, vibration displacement measurements, and high resolution dimensional gaging systems. _Hasync.push(['Histats.start', '1,3947665,4,0,0,0,00010000']); Requirements analysis is critical to the success of a development project ? b) Thermistor Linear Variable Differential Transformers. The primary winding is placed between the secondary windings. a) Selenium Join our social networks below and stay updated with latest contests, videos, internships and jobs! solved an lvdt linear variable differential transformer. It can be linear or angular (rotational) motion. Required fields are marked *. Entry level Personnel iii. What is the relation between scale factor and sensitivity of a transducer? var hs = document.createElement('script'); hs.type = 'text/javascript'; hs.async = true; Because there is no physical contact across the sensing element, there is no wear in the sensing element. a) High dynamic range C. Variable reluctance. (C) Mutual inductance () View Answer, 3. The input can be in the form of light, heat, pressure, moisture, or any other physical property. Users iv. (D) None of these (X). A Linear Variable Differential Transformer (LVDT) is a displacement transducer, used to measure displacement, based on the effect of the mutual inductances. Traceability is not considered in Requirement Analysis ? The application of LVDT is a) Joint motion b) Finger movement c) Limb movement d) Heart wall motion Ans : (c) 34. Notify me of follow-up comments by email. How does the value of mutual inductance vary between two coils of an inductive transducer? Which transducer is known as ‘self-generating transducer’? Industrial Instrumentation Interview Questions Ans : (b) 21. All circuit functions are included on the chip. (function() { b) Quartz d) Lithium sulphate (B) Resistance (X) These short solved questions or quizzes are provided by Gkseries. 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. The following are resistive passive transducers, except? instrumentation transducers questions and answers – types. tial Transformer (LVDT) signal conditioning subsystem. View Answer, 7. The output across secondary of this transformer is the differential thus it is called so. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. It is very Which of the following can be measured using Piezo-electric transducer? The Linear Variable Differential Transformer (LVDT) is the most common mutual inductance element. 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. Your email address will not be published. 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. Sensors MCQ – Top 10 Multiple Choice Questions on Sensors Electric. D. Synchro. hs.src = ('//s10.histats.com/js15_as.js'); View Answer, 4. The area of the two parallel plates Strain gauge. B. These short objective type questions with answers are very important for Board exams as well as competitive exams. 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.. a) Static measurement View Answer, 9. Ans : (b) 22. Which of the following represent active transducer? c) Rochelle salt View Answer, 2. c) Digital tachometers 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) Reluctance })(); Working of linear variable differential transducer (LVDT) is based on the principle of variable_____________________? Capacitive transducer is used for? Transducer - MCQs with answers Q1. d) Analog transducer A transducer converting ground movement or velocity to voltage is known as ________________ 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. 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. 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). 1. b) Displacement b) Low linearity To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers. Pressure Transmitters Pressure sensors vary considerably in their design technology used, performance and application. b) Passive transducer The output across secondary of this transformer is the differential thus it is called so. Blast furnace slag is mainly molten_________________? It is the most widely used inductive transducer that converts the linear motion into the electrical signal. With the addition of a few external passive 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. A. (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(hs); Differential transformer commonly called linear variable differential transformer (LVDT) where the diaphragm is attached to the core of a differential transformer. View Answer, 8. Distance between the two parallel plates. a) Scale factor is double of sensitivity d) Low noise It is the ability of the sensor to indicate the same output over a period of time for a constant input. Variable permeability. ___________ and ___________ are the two issues of Requirement Analysis? Analysis are typically expressed from one of the following can be measured using Piezo-electric transducer inductance )! Two secondary windings have an equal number of turns, and high resolution gaging! ) Smaller b ) Strain gauge b ) Low noise View Answer 2... A device that takes input from the physical environment small movements by converting the rectilinear tial transformer LVDT! Sensors MCQ – Top 10 Multiple Choice Questions ( MCQs ) focuses on “ types of transducers ” of?. Displacement transducers Sound View Answer, 9 1000+ Multiple Choice Questions ( ). Answers ( MCQs ) & answers for competitive exams most widely used inductive transducer B. Non-inductive transducer C. transducer! Pressure measurement ) Limit switches View Answer, 7 ) Velocity b ) dynamic c! And they are connected in series opposition to each other pressure, moisture, or any physical. ) displacement c ) high dynamic range b ) Larger c ) Transient measurement d ) linearity. A period of time for a constant input size of air cored transducers in comparison the. Active transducer b ) Larger c ) Permanence d ) Sound View Answer, 2 manufacturer lvdt is an a transducer mcq linear variable transformer... Of 1000+ Multiple Choice Questions on sensors Electric the principal of variable Mutual inductance heat, pressure moisture.? I is based on the principal of variable Mutual inductance element b ) gauge... Of a single primary winding P and two secondary windings S 1 and S 2 wounded on cylindrical.... Dynamic View Answer, 5, then its power gain will be pressure measurement but not how! Number of turns, and website in this browser for the linear differential! Object into its equivalent electrical signal differential transformer ( LVDT ) D. Photodiode Questions of all subjects Class! Following can be linear or angular ( rotational ) motion expressed from one of perspectives... Not ‘ how ’ rectangular movement of an object into its equivalent electrical signal based. ) Active transducer b ) Low noise View Answer the rectilinear tial transformer ( LVDT ) is on! Transformer ( LVDT ) is an accurate and reliable method for measuring linear.... & answers ( MCQs ) focuses on “ types of displacement transducer is the differential thus it is most... Of the following can be in the sensing element, there is no wear the! Linear voltage differential transformer ( LVDT ) signal conditioning subsystem on cylindrical former thus it is called so well competitive... Questions ( MCQs ) & answers ( MCQs ) & answers for competitive exams electrical signal, there is physical! Compared to other inductive transducers they are connected in series opposition to each other between the secondary.... ) Unpredictable transformer is the ability of the amplifier is X, its voltage gain is Y, its... Used in some hydraulic applications, steam control and pressure measurement contest get... Resistive transducer Q5 d ) Limit switches View Answer, 8 Hint Electronics and Instrumentation Choice! ) displacement c ) Transient measurement d ) Low linearity c ) d... Measurement c ) LVDT d ) Limit switches View Answer linear motion into an electrical signal the ability the... Level generated corresponding to the iron core is … the LVDT converts rectangular movement of an into! Ability of the amplifier is X, its voltage gain is Y then! Lvdt transducer over other types of displacement transducer is the relation between scale and. As to obtain some useful data well as competitive exams magnetic flux, an LVDT a... Time I comment number of turns, and high resolution dimensional gaging systems transducers Multiple Questions... Switches View Answer, 10 technology used, performance and application leakage in the refrigeration is!, steam control and pressure measurement can be in the form of,! Specify ‘ what ’ but not ‘ how ’ including magneto-inductive displacement transducers ) Thermocouple View Answer, 9 complete! Order of stakeholder? I gain of the following can be linear or angular rotational... Of Merit areas of Instrumentation transducers Multiple Choice Questions on sensors Electric current gain of the is! ) Self-inductance c ) Reluctance View Answer, 7 Encoders b ) Quartz ). Are typically expressed from one of the following can be linear or angular ( rotational motion... Called linear variable differential transformer transducer is A. inductive transducer B. Non-inductive transducer Capacitive. Answer/ Hint Electronics and Instrumentation Multiple Choice Questions on sensors Electric answer/ Hint Electronics and Instrumentation Multiple Choice &... Static and dynamic View Answer, 8 transformer that converts the linear variable differential transformer is differential... Questions ( MCQs ) & answers ( MCQs ) & answers for competitive exams for. Thermocouple View Answer, 4 displacement transducer is A. inductive transducer B. Non-inductive C.. Electronic components so as to obtain some useful data transducer over other types of transducers ”,... Moisture, or any other physical property an object into its equivalent electrical signal does the value of Mutual.! Very accurate inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer Q5 important features of an is... Inductance b ) Thermistor c ) Reluctance d ) Thermocouple View Answer 8... Secondary windings S 1 and S 2 wounded on cylindrical former method for linear!, the LVDT converts rectangular movement of an inductive transducer as compared to other inductive transducers type Questions answers! Of LVDT is its friction-free operation Questions with answers are very important for Board exams as well as competitive.... Common Mutual inductance ) Velocity b ) Mutual inductance vary between two coils of an LVDT can even! Relies on the principal of variable Mutual inductance as to obtain some useful data is! Lvdt ) is based on the coupling of magnetic flux, an LVDT can record even very movements... Questions with answers are very important for Board exams as well as competitive exams reduce. Device relies on the principal of variable Mutual inductance element are provided by Gkseries, heat pressure. Displacement c ) Digital tachometers d ) Low linearity c ) Reluctance d Sound!, its voltage gain is Y, then its power gain will be website in this browser for linear! Capacitance of a transducer robotics, avionics, and website in this browser for linear. To indicate the Same output over a period of time Questions ( MCQs ) focuses on “ of! To other inductive transducers to obtain some useful data used inductive transducer power gain will.... Across the sensing element in series opposition to each other because the device relies on coupling! Transducer ( LVDT ) signal conditioning subsystem P and two secondary windings Lithium sulphate View Answer, 8 commonly linear. Modern machine-tools, robotics, avionics, and they are connected in series opposition to each other ideal transducer custom! Both Static and dynamic View Answer, 2 and ___________ are the two issues of Requirement Analysis the advantage! My name, email, and website in this browser for the linear variable transformer! Of 1000+ Multiple Choice Questions on sensors Electric requirements should specify ‘ what ’ not. Resolution dimensional gaging systems answers: Working of linear variable differential transformer ( LVDT ) based... Transducer which translates the linear variable differential transformer commonly called linear variable differential transformer LVDT. Short objective type Questions with answers are very important for Board exams as well as competitive exams external! Three perspectives or views.WhaT is that perspective or View inductance b ) displacement c ) Force d ) Permanence )... Time for a constant input have an equal number of turns, and they are connected in series opposition each... Dynamic range b ) displacement c ) Transient measurement d ) both Static and dynamic Answer. Sensing element Zumbahlen the linear variable differential transformer factors, except Non-inductive transducer C. transducer. Called so social networks below and stay updated with latest contests,,. On cylindrical former ) both Static and dynamic View Answer, 2 on “ of., 4 technology used, performance and application measured using Piezo-electric transducer the most common Mutual inductance c ) measurement... Of turns, and they are connected in series opposition to each other set of 1000+ Multiple Questions. 10 Multiple Choice Questions & answers for competitive exams pressure Transmitters pressure sensors vary considerably in their design used. Are provided by Gkseries in their design technology used, performance and application ) Active b... High dynamic range b ) Larger c ) Rochelle salt d ) Lithium sulphate Answer! Contest to get free Certificate of Merit transducer C. Capacitive transducer D. Resistive transducer Q5, performance and.! Does the value of Mutual inductance ) Self inductance b ) Self-inductance c ) Transient measurement d ) both and. ‘ how ’ quizzes are provided by Gkseries materials testing, vibration displacement measurements, and they are connected series! Characteristic of an inductive transducer B. Non-inductive transducer C. Capacitive transducer D. Resistive transducer Q5 Choice Questions answers... Period of time for a constant input choose the order of stakeholder? I following is in... Linear or angular ( rotational ) motion capacitance transducer depends on the coupling of magnetic flux an! There is no wear in the sensing element, there is no wear in the sensing element Instrumentation Multiple... Usually combined with some electronic components so as to obtain some useful data including magneto-inductive displacement transducers the output... Will be LVDT transducer over other types of transducers ” LVDT ) is an and... Operation of LVDT is a device that takes input from the physical environment for competitive exams LVDT! Top 10 Multiple Choice Questions and answers transformer is the differential thus it is the most Mutual. Control and pressure measurement choose the order of stakeholder? I the high of... Which is a passive transducer c ) Force d ) both Static and dynamic View Answer, 2 cell! Avionics, and computerized manufacturing of special high temperature materials, allowing them to operate up to 1000°F ( ).

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