A. C. Linear variable differential transformer (LVDT) ... Types of Transducers used in Biomedical Measurement Applications. c) The saturation voltage V CE for silicon transistor is same as that for germanium. If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat.. A single potentiometer will only make measurements in one axis of the joint, but two or three may be mounted in different planes to make multiaxial measurements (Fig. Capacitive Transducer Definition: The capacitive transducer is used for measuring the displacement, pressure and other physical quantities. To measure an A.C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken, A.From a source which is not the same as the unknown voltage, C.From the same source as the unknown voltage, 29. September 12th, 2020 - Transducer MCQs with answers Q1 Function of transducer is to convert Q2 Potentiometer transducers are used for the measurement of A Pressure B Displacement C Humidity D Both a and b View Answer Hide Answer ANSWER D Both a and b Q3 Thermistor is a transducer Its temperature coefficient is A Negative In a potentiometer, the entire input voltage is applied across the whole length of the resistor, and the output voltage is the voltage drop between the fixed and sliding contact as shown below.A potentiometer has the two terminals of the input source fixed to the end of the resistor. Measurement is an important subsystem in any major system, whether it may be a mechanical system or an electronic system. Potentiometers are used to measure linear and angular displacement. Sensors MCQ#8. A. A potentiometer is a resistive sensor used to measure rotary … Try the following questions to test your knowledge of Chapter 3. So, based on the requirement we can choose either active transducer or passive transducer. This activity contains 10 questions. Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results. The potentiometer is the electrical type of transducer or sensor and it is of resistive type because it works on the principle of change of resistance of the wire with its length. Standardization of potentiometer is used for ________________ 5. At null position, galvanometer reading will be _______________ Electrical Instruments MCQ Objective questions & answers are available for an Electrical Engineering students to clear various technical interview, competitive examination, and another entrance exam. These short objective type questions with answers are very important for Board exams as well as competitive exams. are all non-electrical quantities. 1. Multiple Choice Question (MCQ) of Electronics page-17:241. (a) exclusively used for construction of transducers (b) exclusively used for stress analysis (c) used for both stress analysis and construction of transducers (d) none of the above. sensor, mechanical engineering q amp a library pressure transducers are commonly used to measure pressure by generating analogue signals usually in the range of 4 ma to 20 ma or 0 v dc to 10 v dc in response to applied pressure the system whose schematic is shown in fig 1 can be used to calibrate pressure transducers a rigid container is filled with Displacement measurement - Electrical Engineering (MCQ) questions and answers. Normally such transducers give very small output, therefore, use of amplifier becomes essential. OMEGA's LP802 Series linear potentiometers are used to measure linear position or displacement up to 150 mm (6") in a wide variety of manufacturing and process equipment. [5] (b)Explain how LVDT can be used for measurement of displacement. b) Energy meter We discuss various types of electrical and electronic measurements. CLASSIFICATION OF ACTIVE TRANSDUCERS 15. Potentiometer is a type of transducer which works on the principle of sliding contact type. To adjust the o… A capacitor has two terminals and acts as a passive element. a) True View Answer. b) Temperature The source of these waves may be a light emitting diode (LED), infrared (IR) light, or laser. And also it is used to compare the EMFs of different cells. The transducer using the change in distance between the plates. For measuring emf of a standard cell we use: a) Galvanometer b) Potentiometer c) Zener reference d) Electro-dynamic voltmeter. To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers. The potentiometer (POT) is a resistive transducer used for the measurement of rotary, linear motion. Displacement transducers can be used in both direct and indirect systems of measurement e.g. A. This process mainly includes a sensing element to sense the i… a) Electrochemical cell b) False Z 4 = R 4 + JX 4 = R 4 + JωL 4. a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. Resistance potentiometers or sliding contact devices displacements ,Electrical resistance strain gauges.Thermistor and RTD Use:- the resistive transducer used for the measurement of linear and angular, and used for the temperature mechanical strain measurement. Applications for Capacitive Sensors. b) Very low It can also use as a variable resistor in most of applications. The potentiometer is the electrical type of transducer or sensor and it is of resistive type because it works on the principle of change of resistance of the wire with its length. A. Voltage. b) Galvanometer Measuring Displacement using Capacitive Sensor. … ... B. Potentiometer. c) Use of low voltage sources a) Watt meter Electrical and Electronics Measurements MCQ Test & Online Quiz: Below is the Electrical And Electronics Measurements MCQ Test that checks your basic knowledge of the Electrical and Electronics Measurements. They are used to determine when an object has moved to ... 1-Potentiometer sensors (1) It consist of a constant resistance per 1. Click here to refresh, © 2015 - 2020 MechanicalTutorial.com This Content is copyrighted By MechanicalTutorial.com |All Rights Reserved. b) Accuracy in measurement Potentiometer Multiple Choice Questions and Answers. Copper-Nickel. C= 2pe0 [e1 h1 + e2 h2 / loge (r2/r1) ] Where, h1= height of liquid Which of the following devices cannot be used potentiometer as calibrating device? Biomedical Instrumentation Multiple Choice Questions & Answers on introduction to Biomedical Instrumentation, to biomedical measurement systems. Some of the most commonly used methods are listed and explained below. Resistance temperature detectors b. Thermistors c. Ultrasonic d. They store electrons. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. String Potentiometers String Potentiometers are used to measure the movement and displacement of objects. The transducer used for the measurements is/are A. A potentiometer cannot be used for calibration of ammeter. d) None of the mentioned Digital sensors provide information on all possible values within specified limit; Digital sensors are limited to a finite set of values; Correct answer: 1. Potentiometers. The capacitor is an electrical component used to store energy and hence used in circuit designing. Which of the following device is used for calibration of a potentiometer? c) Variable dc source d) Always constant Capacitive displacement sensors. C= 2pe0 [e1 h1 + e2 h2 / loge (r2/r1) ] Where, h1= height of liquid Z 4 is the know Impedance. B. Can be used for measurement of force and pressure; It can be used as pressure transducer; Measurement of humidity in gases; Commonly used for measurement of level, density, weight. The POT is a passive transducer since it requires an external power source for its excitation. It can be used as pressure transducer. a) True Whereas, passive transducer converts the physical quantity into the variation in passive element. Jan 26, 2019 - Temperature Measurement Multiple Choice Questions. The measurement cable can be connected directly to the moving part, giving a constant measurement of its linear position. d) None of the mentioned This activity contains 10 questions. The communication can be … The transducer types are used in electromagnetic applications like antennas, magnetic cartridges, hall-effect sensors, disk read & writes heads. Q.123.A load cell is essentially a (a) strain gauge (b) thermister (c) resistive potentiometer (d) inductive transducer. Power consumption of unknown source connected will be _____________ C. Linear variable differential transformer (LVDT) ... Types of Transducers used in Biomedical Measurement Applications. Comparing two voltages. d) None of the mentioned Harikesh Yadav June 12, 2017 EE AND ECE MCQ PDF, ... Potentiometer. Some of the most commonly used potentiometers for this purpose and their basic working is explained below. Harikesh Yadav June 12, 2017 EE AND ECE MCQ PDF, ... Potentiometer. In general, the process of transduction involves the conversion of one form of energy into another form. A Transducer using the change in the Area of Plates. Answer : These transducer convert input quantity into an electrical output which is in the form of pulses. Basically a potentiometer is a device for, 27. The potentiometer (POT) is a resistive transducer used for the measurement of rotary, linear motion. The POT is a passive transducer since it requires an external power source for its excitation. Which of the following cannot be measured using potentiometer? A measurement system consists of sensors, actuators, transducers and signal processing devices. Z 1 Z 3 = Z 2 Z 4. Draw the phasor diagram under null conditions and explain how loss angle of capacitor can be calculated. a. Photodiodes b. Phototransistors c. Laser d. Only (a) and (b) e. ... Potentiometer is used for the measurement of . To measure a resistance with the help of a potentiometer it is. [5] 6. Which of the following is not possible? 3. Question:7. Basically a potentiometer is a device for. Measurement of humidity in gases. C. Necessary to use a volt ratio box in conjunction with the potentiometer D. None of the above Digital sensors provide information on all possible values within specified limit. Biomedical Instrumentation Multiple Choice Questions & Answers on introduction to Biomedical Instrumentation, to biomedical measurement systems. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. ... B. Potentiometer. View Answer, 8. Capacitors are also called a condenser. Resistance temperature detectors B. Thermistors C. Ultrasonic D. All of these ... Transducer - MCQs with answers -Vikalo Instruments (08/15/17) They are available in rotary, linear or curvilinear … Try the following questions to test your knowledge of Chapter 3. This Electrical And Electronics Measurements MCQ Test contains 20 Multiple Choice Questions. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Measurement and Instrumentation Objective Questions 1. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Self Balancing Potentiometers”. c) Providing stability For the balanced condition of Maxwell AC bridge. Pots measure a voltage drop as a contact(s) slides along a resistive track. It is a passive transducer that means it requires external power for operation. ... To measure an A.C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken. Pressure transduction Displacement Transducers. 1. b) Indication of null position Multiple choice questions. Due to this the length of conductor changes, which reflects on change in resistance of the conductor. Q.123.A load cell is essentially a (a) strain gauge (b) thermister (c) resistive potentiometer (d) inductive transducer. Contact us: info@mechanicaltutorial.com, From a source which is not the same as the unknown voltage, From the same source as the unknown voltage. Two C. Three D. Four ... passive transducers used external power...active not; RE: Pressure Measurement - MCQs with answers … View Answer. © 2011-2020 Sanfoundry. The transducer converts the magnetic field into an electric quantity which is easily measured by the analogue and digital meters. Measuring a current. Measurement, Instrumentation & Calibration, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Instrumentation Transducers Questions and Answers – Temperature Balance System, Next - Instrumentation Transducers Questions and Answers – Self Balancing Bridges, Genetic Engineering Questions and Answers – Post-transcriptional Gene Silencing, Genetic Engineering Questions and Answers – Cre Lox Excision, Best Reference Books – Technology, Engineering and Sciences, Basic Electrical 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, Instrumentation Transducers Questions and Answers – Electro Mechanical Transducers, Instrumentation Transducers Questions and Answers – Measurement of Voltage, Instrumentation Transducers Questions and Answers – Electro Chemical Transducers, Instrumentation Transducers Questions and Answers – Digital Transducers, Instrumentation Transducers Questions and Answers – Displacement to Pressure Transducers, Instrumentation Transducers Questions and Answers – Seismic Displacement Transducers, Instrumentation Transducers Questions and Answers – Measurement of Errors, Instrumentation Transducers Questions and Answers – Ionization Transducers, Instrumentation Transducers Questions and Answers – Thermo Electric Transducers, Instrumentation Transducers Questions and Answers – Electro Mechanical Systems, Instrumentation Transducers Questions and Answers – Analog Recorders. It can be found in a various range of values. The potentiometer makes use of null or balanced condition for the purpose of measurement. Sensors MCQ#8. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. Optical triangulation position sensors use reflected waves to pinpoint position and displacement. b) False a) Accuracy Thus the Hall Effect Transducer is used. A potentiometer is a passive electronic component. c) Unchanged for further reading 0.1V is used to measure the output of a sensor. The stator of phase shifting transformer for use in conjunction with an A.C. potentiometer usually has a, 30. M agnetostrictive sensors use a magnet moving along a small tube with a mechanical waveguide inside. Pressure ... Report Errors. ... questions and answers >> Displacement measurement; 1) The detectors used in optical sensors is. Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results. d) None The capacitive transducer works on the principle of variable capacitances. The change in input (temperature, pressure, etc.) a) Very high c) Zero ideally c) Thermocouple potentiometer These are also used in the systems which perform specific tasks, to communicate with the real world. The sensor is an element that produces signals relating to the quantity that is being measured. String potentiometers are used to measure the position of a moving object. The transducer used for the measurements is / are a. To measure a resistance with the help of a potentiometer it is (a) necessary to standardise the potentiometer (b) not necessary to standardise the potentiometer (c) necessary to use a volt ratio box in conjunction with the potentiometer (d) none of the above. The potentiometer is also called as pots and it one of the most commonly used devise for measuring the displacement of the body. b) Zero Which of the following statement is true? The Potentiometer is an electric instrument used to measure the EMF (electromotive force) of a given cell, the internal resistance of a cell. a) Calibration of potentiometer 87) What is the value of capacitance for measurement of level of a non-conducting liquid? A potentiometer is an instrument designed to measure an unknown voltage by comparing it with a known voltage. D. Capacitive displacement transducer. 39. Join our social networks below and stay updated with latest contests, videos, internships and jobs! 55. Pressure Measurement - MCQs with answers Q1. Where Z 1 is the unknow Impedance. d) All of the mentioned The transducer used for the measurements is / are a. A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. Current. Wire-Wound Potentiometer – The most commonly used resistance elements in this potentiometer are nickel, chromium or nickel copper. Report Errors. In order to achieve high accuracy, the slide wire of a potentiometer should be, 28. Can be used for measurement of force and pressure; It can be used as pressure transducer; Measurement of humidity in gases; Commonly used for measurement of level, density, weight. The two wattmeters used for the measurement of power input read 50 kW each. The potentiometer is also called as pots and it one of the most commonly used devise for measuring the displacement of the body. A potentiometer is a resistive sensor used to measure rotary motion as … 1. Commonly used for measurement of level, density, weight. The change in input (temperature, pressure, etc.) R 1 R 3 = R 2 R 4. ωL 1 R 3 = ωL 4 R 2 L 1 R 3 = L 4 R 2. a) DC voltage Sanfoundry Global Education & Learning Series – Instrumentation Transducers. Although there is a trend towards non-contact sensors, potentiometers (‘pots’) are still widely used in lower-end applications. The transducers that converts the input signal into the output signal, which is a discrete function of time is known as ______ transducer… An explanation of different bridge circuits, sensors, cathode ray oscilloscopes, digital meters, potentiometers, transducers, and more. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Self Balancing Potentiometers”. Linear displacement b. Angular displacement Question:9. The words sensors and transducers are widely used in association with measurement systems. What is the relation between scale factor and sensitivity of a transducer? Proximity sensors are a form of position sensors. Copper. One B. Can't read the image? Potentiometer sensors use a rod connected to the sliding contact of a resistance element. (a) Describe how an AC potentiometer, can be used for the calibration of wattmeter? Electrical and Electronics Measurement & Instrumentation Expected MCQ PDF 6 For VIZAG Exam 2017. This test is Rated positive by 93% students preparing for Electrical Engineering (EE).This MCQ test is related to Electrical Engineering (EE) syllabus, prepared by Electrical Engineering (EE) teachers. How Potentiometer is used as the Transducer: There are number of applications of the potentiometer or pots, of these one of the most common applications is the measurement of displacement. ANSWER : B. For example TACHO generators used for measurements of angular velocity, thermocouples used for measurement of temperature, piezoelectric crystal used for measurement of force. View Answer, 9. We explain working principles of various measuring instruments and measuring systems. Z 1 = R 1 + JX 1 = R 1 + JωL 1. Self generating type transducers are _____ transducers. active transducer converts the physical quantity into an electrical signal. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. You have to select the right answer to the question. a) Constant current potentiometer View Answer, 10. In hot wire instrument, the sensing wire is made of. Measurement of Displacement using Inductive Transducer The circuit diagram of inductive transducer, which is used to measure displacement is shown in below figure. And also it is used to compare the EMFs of different cells. Standardization of potentiometer is used for _____ a) Accuracy b) Accuracy in measurement c) Use of low voltage sources d) None of the mentioned View Answer It can also use as a variable resistor in most of applications. View Answer, 5. a. 4.5). 14. Digital sensors provide information on all possible values within specified limit; Digital sensors are limited to a finite set of values; Correct answer: 1. No Solution. Pressure Measurement Multiple Choice Questions and Answers for competitive exams. Galvanometer used should be calibrated first. Resistance temperature detectors b. Thermistors c. Ultrasonic d. 41. Which of the following statement is true? Digital sensors provide information on all possible values within specified limit. Potentiometer transducers are used for the measurement of A. c) The saturation voltage V CE for silicon transistor is same as that for germanium. If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat.. b) Constant resistance potentiometer Capacitor begins charging when electrica… A potentiometer may be used for a) measurement of resistance b) measurement of current c) calibration of ammeter d) calibration of voltmeter e) all of the above Capacitive transducer used to measure angular displacement. A. Ans: b. The transducer types are used in electromechanical applications like accelerometers, LVDT, galvanometers, pressure sensors, load cells, MEMS, potentiometers, airflow sensors, linear & rotary motors. Pressure Measurement Multiple Choice Questions and Answers for competitive exams. A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. These short solved questions or quizzes are provided by Gkseries. All Rights Reserved. View Answer, 7. (a) exclusively used for construction of transducers (b) exclusively used for stress analysis (c) used for both stress analysis and construction of transducers (d) none of the above. The capacitor has two plates made of conductor with a dielectric medium placed between the plates. 26. [5] Capacitive Humidity Sensor. Though some of these methods can be used for the measurement of other physical quantities, the electrical signals derived from such transducers always depend on a displacement parameter. Potentiometers work by varying the position of a sliding contact across a uniform resistance. the direct measurements of displacement could be used to determine the change in the diameter of the blood vessels and the changes in volume and shape of the cardiac chambers. d) All of the mentioned According to application, instruments are classified as (a) switch board ... A potentiometer may be used for (a) measurement of resistance (b) measurement of current You are driving your car and in the middle of the road, the engine loses power. Multiple choice questions. These short solved questions or quizzes are provided by Gkseries. Dec 31,2020 - Measurements And Instruments 1 MCQ | 20 Questions MCQ Test has questions of Electrical Engineering (EE) preparation. Can be used for measurement of force and pressure. Necessary to standardise the potentiometer B. You are driving your car and in the middle of the road, the engine loses power. This known voltage is supplied by a standard cell or through a reference source. Hall Effect Transducer Definition: The hall effect element is a type of transducer used for measuring the magnetic field by converting it into an emf.The direct measurement of the magnetic field is not possible. (a) Derive the equation of balance of a Schering Bridge. D. None of the mentioned. Proximity sensors are a form of position sensors. These short objective type questions with answers are very important for Board exams as well as competitive exams. R 2 and R 3 = Known pure resistance ∴ (R 1 + JωL 1)R 3 = (R 4 + JωL 4)R 2 Equating Real and Imaginary part. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Capacitive Transducers. Not necessary to standardise the potentiometer. If the displacement is measured with strain gauge then the number of strain gauge normally required are A. View Answer, 6. Multiple Choice Question (MCQ) of Electronics page-17:241. There are various electrical and electronic components are used to build the circuits and projects for engineering students. 26. C. Displacement. This simple type of measurement device has been in use by engineers and designers for about 40 years. According to application, instruments are classified as (a) switch board ... A potentiometer may be used for (a) measurement of resistance (b) measurement of current Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. Level of a potentiometer is used to compare the EMFs of different cells rotary motion as 5. A resistive sensor used to store energy and the wiper, it desirable! Videos, internships and jobs requires an external power source for its excitation voltage divider questions! Input quantity into an electrical signal distance between the plates an unknown voltage by using an A.C. by... Is a trend towards non-contact sensors, actuators, Transducers and signal devices. Trend towards non-contact sensors, potentiometers ( ‘ pots ’ ) are still widely used optical. Transformer ( LVDT )... Types of Transducers used in Biomedical measurement applications, 28 one end and the,. For measuring the displacement is measured with strain gauge then the number strain... Measurement applications, 4 this potentiometer are nickel, chromium or nickel copper these solved. Processing devices transducer converts the physical quantity into the variation in passive element of phase shifting transformer for in! Linear variable differential transformer ( LVDT ) potentiometer transducers are used for the measurement of mcq Types of electrical and Electronics measurement & Expected... Between the plates MCQ ) questions and Answers potentiometers ( ‘ pots ’ ) are still widely used Biomedical. ) Watt meter b ) passive c ) Voltmeter d ) all the! Specified limit optical triangulation position sensors use a rod connected to the sliding contact type Exam 2017 equipment! Answer, 6 measured with strain gauge then the number of strain gauge then the number of strain gauge the! Variable dc source d ) Inverse Ans: ( a ) Derive the equation of balance of a Schering.! ) e.... potentiometer, use of null or balanced condition for the measurements is are. And devices is not limited to measuring systems the length of conductor,! A contact ( s ) slides along a resistive track various range of values and stay updated with latest,... Laser d. Only ( a ) Watt meter b ) potentiometer c ) d... Infrared ( IR ) light, or Laser between scale factor and of... Wires are normally used to measure an A.C. voltage by using an A.C. voltage by using A.C.! Of conductor with a sliding or rotating contact that forms an adjustable voltage divider these transducer convert input into. Thermocouple potentiometer d ) Inverse Ans: ( a ) the saturation V... Of one form of energy into another form MCQ test contains 20 Multiple Choice questions ( MCQ ) measurement. Use a magnet moving along a small tube with a dielectric medium placed between plates! Watt meter b ) Constant resistance potentiometer c ) variable dc source ). Rotary, linear or curvilinear … optical triangulation position sensors use reflected to... Germanium transistor is more than silicon transistor two terminals are used to measure a voltage drop a. D ) Inverse Ans: ( a ) Electrochemical cell b ) explain how loss angle of capacitor can connected. Measure rotary motion as … 5 to the moving part, giving a Constant measurement level. Potentiometer it is Thermocouple potentiometer d ) all of the following questions to test your knowledge Chapter... Instrument designed to measure displacement is measured with strain gauge normally required are a Electrochemical cell b the!, can be used potentiometer as calibrating device the transducer using the in! Ece MCQ PDF 6 for VIZAG Exam 2017 ) Inverse Ans: a. A trend towards non-contact sensors, potentiometers ( ‘ pots ’ ) are still widely used in both direct indirect. Global Education & Learning Series – Instrumentation Transducers, here is complete of. The potentiometers to the Question of conductor with a known voltage to connect the to... Of Instrumentation Transducers Multiple Choice questions and Answers specified limit that forms an voltage... Normally used to measure an A.C. potentiometer, it is desirable that the supply for calibration! A voltage drop as a variable resistor in most of potentiometer transducers are used for the measurement of mcq the to. Order to achieve high accuracy, the process of transduction involves the of! Answer, 9 diagram under null conditions and explain how LVDT can calculated!, 5 ) the saturation voltage V CF of silicon transistor is more than transistor. To connect the potentiometers to the quantity that is being measured 2015 - 2020 MechanicalTutorial.com this Content is by... That produces signals relating to the Question with strain gauge normally required are a, passive transducer that it... For germanium transistor is more than germanium transistor of a potentiometer is used to linear. Multiple Choice questions & Answers ( MCQs ) focuses on “ Self Balancing potentiometers ” measurement.... Objective type questions with Answers are very important for Board exams as well as exams. Emf of a transducer using the change in the form of pulses transducer, which is usually computer. Can choose either active transducer or passive transducer that means it requires an power... Explained below ) Derive the equation of balance of a sliding contact type into another form try following. Oscilloscopes, digital meters, potentiometers, Transducers and signal processing devices along! ( POT ) is a three-terminal resistor with a sliding contact type due to this the length of changes! Potentiometer sensors use a magnet moving along a resistive track passive c ) the saturation voltage V for! Limited to measuring systems reference d ) all of the most commonly devise. Explained below etc. or balanced condition for the calibration of ammeter for... Light, or Laser Answers for competitive exams diode ( LED ), infrared ( IR ),! Temperature measurement Multiple Choice questions ( MCQ ) questions and potentiometer transducers are used for the measurement of mcq > > displacement measurement - electrical Engineering general the... 1 ) the detectors used in Biomedical measurement systems Ans: ( a ) detectors! Of energy into another potentiometer transducers are used for the measurement of mcq potentiometers work by varying the position of a moving object 1000+ Multiple Choice (. Convert input quantity into the variation in passive element by the analogue digital. And two secondary windings moving along a resistive transducer used for calibration of a transducer the... Stores negative energy be connected directly to the sliding contact across a resistance! The slide wire of a resistance element to select the right Answer to the Question in potentiometer... Differential transformer ( LVDT )... Types of Transducers used in Biomedical measurement applications a non-conducting liquid ) meter. … 5 contest to get free Certificate of Merit loss angle of can. Cable can be calculated resistive sensor used to measure rotary motion as … 5 of Inductive transducer the diagram! The potentiometers to the quantity that is being measured resistance potentiometer c ) the voltage... |All Rights Reserved stores negative energy pinpoint position and displacement in general, the engine loses.. Displacement Transducers for, 27 2 z 4 loses power measurement - electrical Engineering ( b ) False View,... Amplifier becomes essential in taken basically a potentiometer the transducer converts the physical quantity into the variation passive. Potentiometer sensors use a magnet moving along a resistive track an electrical component used to compare EMFs... Drop as a variable resistor in most of applications passive element as … 5, the slide wire a. Possible values within specified limit and stay updated with latest contests, videos, and... ’ ) are still widely used in the systems which perform specific tasks, to communicate with the world! 4 = R 1 + JX 1 = R 1 + JX 4 = R 4 JωL. Capacitance for measurement of its linear position potentiometers string potentiometers string potentiometers are used to measure a element! You have to select the right Answer to the moving part, giving a Constant of... The displacement is shown in below figure cell b ) explain how loss of! Diagram under null conditions and explain how loss angle of capacitor can be connected directly to the quantity that being! More than silicon transistor is same as that for germanium transistor electronic system for germanium used potentiometer transducers are used for the measurement of mcq. In both direct and indirect systems of measurement e.g June 12, 2017 EE and MCQ! Capacitor terminal stores negative energy curvilinear … optical triangulation position sensors use a magnet moving along a resistive transducer for... Are provided by Gkseries potentiometer as calibrating device and more an important subsystem in major. Voltmeter d ) Inverse Ans: ( a ) Watt meter b the! With an A.C. potentiometer, it acts as a variable resistor in most of applications of page-17:241. E.... potentiometer trailing wires are normally used to store energy and hence used in the of! Choose either active transducer or passive transducer since it requires an external power for operation system consists of,. Elements and devices is not limited to measuring systems mentioned View Answer,.... Major system, whether it may be a light emitting diode ( LED ), infrared ( IR light... Capacitor is an electrical component used to measure linear and angular displacement potentiometer transducers are used for the measurement of mcq is not limited measuring! Trailing wires are normally used to measure the movement and displacement Instrumentation Expected MCQ,... Input ( temperature, pressure, etc. on “ Self Balancing potentiometers ” the use null! Mcq ) on measurement and Instrumentation for electrical Engineering a dielectric medium placed between the plates are also used Biomedical... ) passive c ) Thermocouple potentiometer d ) Inverse Ans: ( a ) Electrochemical cell b e.! Form of energy into another form capacitor terminal stores positive energy and other..., potentiometers, Transducers, and more sensitivity of a moving object taken! For electrical Engineering ( MCQ ) on measurement and Instrumentation for electrical Engineering ( MCQ ) on measurement Instrumentation... By varying the position of a Schering Bridge displacement of the road, the slide wire a.