According to one set of definitions, a Sensor […] This current causes an I2R heating which raises the temperature of the thermometer above its surrounding, causing the so called self-heating error. The range of the transducer is specified as from the lower value of input to higher value of input. Sensor is a transducer that is used to make a measurement of a physical variable of interest. Ideally the output voltage at the null position should be equal to zero. A. the transduction element works as a secondary transducer. To eliminate the demodulator the iron core and springs were adjusted so that core was offset to one side by an amount equal to the spring deflection corresponding to 4 g acceleration. Respiratory system C. Electrocardiogram system D. Nervous system Q2. Linearity is a measure of the maximum deviation of the plotted transducer response from a specified straight line. Scale factor is double of sensitivity. Thus the manufacturer has to specify the deviations from the nominal value of a particular quantity. There are errors due to self-heating and thermoelectric effect of theresistive element and connecting leads (dissimilar metal junctions). The most commonly used type of transducer is variable resistance transducer. Dead zone of an instrument is; 2. It is a ratio of changing length to original length. A 500 KVA transformer has a primary winding resistance of 0.592 and a secondary winding resistance of 0.001 2. Another common version of the variable reluctance principle. The following are the major functional physiological systems of the body except? A resistance thermometer consists of a resistive element which is exposed to the temperature to be measured. Unlike thermocouples, they do not need a reference junction and this favors them in many aerospace and industrial applications. We'll assume you're ok with this, but you can opt-out if you wish. 1. 6. : The McQ RANGER ® is a low cost sensor system using seismic, acoustic and magnetic to detect people, vehicles and aircraft. Transducers based on the variation of inductance are another group of importance devices used in much application. questions 18 questions 19, 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, multiple choice Explain any two of those sensors. 1) Electromagnetic transducer 2) Digital transducer 3) Transducers … An ideal amplifier has. Try the following questions to test your knowledge of Chapter 12. Fundamental units in mechanics are measures of length, mass and time and those are fundamental to most other physical quantities and hence they are called Primary fundamental units. The MCQ in thes Materials are arranged as per the Anna University syllabus. Multiple Choice Questions on Sensors & Transducers. The solved questions answers in this Test: Sensor Interfacing quiz give you a good mix of easy questions and tough questions. They are suitable for measuring large temperature differences and high temperatures. You might have heard of the terms like Sensors and Transducers, often frequently, sometimes confusingly interchangeably. List the different transducers (Sensors) used in Air Conditioner. Join our social networks below and stay updated … D) Coupling of two coils changes with displacement, A) Strain gauge transducer only In this tutorial, we will learn about Transducers, Different Types of Transducers, their characteristics and a few important applications of transducers. Multiple Choice Questions on Sensors & Transducers get this ebook capacitive transducers multiple choice questions with solutions is additionally useful. The frequency response is represented with the help of two plots namely amplitude radio verses frequency and phase angle shift versus frequency. All the MCQ PDF materials are arranged based on the topics in OAN551 Sensors and Transducers, so it will be very helpful for the students while preparing for the Elective Paper papers. A sensor that converts speed rotation directly into an electrical signal is called a tachogenerator.it is used to convert angular speed into a directly dependent voltage signal. Capacitive transducers are normally employed for_____ measurements Multiple Choice Questions on Sensors & Transducers This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Transducers”. 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 Sensor vs Transducer Sensor and Transducer are physical devices that are used in electrical, electronic and many other types of gadgets and appliances. Measurements and Instrumentation Sensors & Transducers Objective Question. It is necessary to define a physical quantity both in kind and magnitude in order to use this information for further proceedings. The specification of limiting error is in itself uncertain because the manufacture himself is not sure about the accuracy because of the presence of random errors. A biomedical transducer has two elements: Sensing element or detector; Transduction element; A sensing element is that part of the transducer which corresponds to any physical phenomenon or its change. 1. These transducer convert input quantity into an electrical output which is in the form of pulses. Example for zero-order transducer is a potentiometer. b) Noise figure of more than 0 db. Save my name, email, and website in this browser for the next time I comment. B) Self generating transducer What are the functional dimensions? Which consists, as already mentioned above, and of the sensor as well. to understand the working principle, consider a conductor rod. WhenV =1, the second order system is said to be critical damped and when V >1 , the second – order system is said to be over damped. Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results. 9. In the absence of external power, transducer cannot work and it is called a passive transducer. Scale factor is inverse of sensitivity D) Second electrode. The damping ratio V is an important parameter which decides the nature of oscillation in the transducer output. Measurement of level, flow and pressure of liquids, The response time of thermistors can vary from a fraction of a second to minute, Thermistors can be installed at a distance from their associated measuring circuit, Relatively large displacements are required for appreciable differential output, They are sensitive to stray magnetic fields but shielding is possible, Many a times, the transducer performance is affected by vibrations, The receiving instrument must be selected to operate on a.c. D) Photo transistor, A) Relative error Thus a strain gauge, LVDT, thermocouple, thermistors, may be called as analog transducer. Primary quartz, Rochelle salt, ammonium di-hydrogen phosphate (ADP), and ceramics with barium titanate, di-potassium tartrate, potassium di-hydrogen phosphate and lithium sulfate. Fiber optic cable consists of outer core and inner cladding. OAN551 Notes 1 link download ... Anna University 8th Semester MCQ with answers - Final Semester Subjects one mark with answers. Many measurements are concerned with rapidly varying quantities and, therefore, for such cases we must examine the dynamic relations which exist between the output and the input . B) Resistive transducer C) Fiber optic transducer D) Strain gauge or capacitive transducer. If the conductors or metals are used to measure the temperature, they are known as resistance thermometers and if semiconductors are used then they are known as thermistors. Resistance thermometer bridges may be excited with either d.c.or a.c .The direct or rms alternating current through the thermometer is usually in the range of 2 to 20 mA. It measures temperature, pressure, displacement, force, vibrations, etc. What Is Passive Transducer? Question 15. 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. The MCQ in thes Materials are arranged as per the Anna University syllabus. Here LVDT is called secondary transducer. It is used avoid the fluctuation, we need dynamic compensation circuits for the hotwire anemometer. 16) What are the instruments used to measure linear velocity? Top 1000 Instrumentation Engineering Objective Questions. Data is transmitted in the form of light.It is used for measuring displacement,torsion. Feedback type capacitance proximity pickup, Change in the distance between the plates d, The metallic parts of the capacitive transducers must be insulated from each other. C) Selenium (1 + 1 + 1 = 3 Marks) 2. 1. This is an accelerometer for measurement of accelerometer for measurement of acceleration in the range ± 4g. Othername of resistance variation type transducers is hot wire anemometer. Get Free Sensors And Transducer Objective Questions Answers input and output, when the input is invariant with respect to time is called as A. Static characteristics of instruments Sensors Questions and Answers with Solutions-Examsansar This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) D) Birefringent, A)Displacement of a contact slider on a resistance (A) Have to be machined and fit with other mating components ... Answer A. MCQ No - 2. Question 15. This induces a voltage in to the secondary. Transducers are any device or element which converts an input signal into an output signal of a different form. B) Resistive transducer B) Static When the input to a transducer which is initially at rest is increased from zero to full-scale and then decreased back to zero, there may be two output values for the same input. The sensor is an element that produces signals relating to the quantity that is being measured. Which of the following is correct for tactile sensors? Physiological Signals are generated by the body … Read More The post Biomedical Instrumentation Multiple Choice Questions & Answers (MCQ1) appeared first […] C) Passive transducer Transducer is a device which converts one form of energy into electrical energy. Temperature affects the performance of the transducer. Tag: sensors and transducers multiple choice questions. Sensors And Transducers, Questions For placement and exam preparations, MCQs, Mock tests., Engineering Class handwritten notes, exam notes, previous year questions, PDF free download The sensors are classified on the basis of. These are due to conditions in the measuring device, including conditions in the area surrounding the instrument, such as the effects of changes in temperature,humidity. Set 1; Set 2 ) ) Question 1 of 220. The sensor is a device, that senses a physical quantity and converts it into an analogue quantity which can be measured electrically such as voltage, capacitance, inductance and ohmic resistance.The output needs to be operated, interfaced & regulated by the system designer. Multiple choice questions: Chapter 12: Sensors: Chapter 12: Sensors. Electrical signal into non electrical quantity B. Sensors are characterized depending on the value of some of the parameters. Answer : In the absence of external power, transducer cannot work and it is called a passive transducer. Mathematical model is defined as the mathematical representation of the system and its process. Why tolerances are given to the parts? Multiple choice questions: Chapter 12: Sensors: Chapter 12: Sensors. 1. "Sensor" is a large set of semantic meanings which includes a transducer. QUESTION BANK UNIT I MECHATRONICS SENSOR AND TRANSDUCERS. A device for determining die value or magnitude of a quantity or variable : (a) sensor (b) transducer (c) gauge (d) instrument (e) indicator. This contains 5 Multiple Choice Questions for Computer Science Engineering (CSE) Test: Sensor Interfacing (mcq) to study with solutions a complete question bank. They need auxiliary apparatus and power supply. The primary is excited with alternating current. ECE 445: Biomedical Instrumentation Sensors p. 1 Sensor Calibration Transducers • Transducer • a device that converts a primary form of energy into a corresponding signal with a different energy formsignal with a different energy form • Primary Energy … Process Instrumentation and Control – Mechanical Engineering Multiple Choice Questions and Answers : 1. The following figure illustrates the difference between sensor and transducer. What are the functional dimensions? They are very accurate which makes them suitable for small temperature measurement. It is a ratio of stress and strain, dR/R / dl/l. Time to reach equilibrium conditions = 5t = 10s. 1. The happenings or disturbances about which we are unaware and lumped together are called random errors or residual errors. The ability to trace the accuracy of the standard back to its ultimate source in fundamental standards of National Institute of Science and Technology is termed “Traceability”. These transducers are based upon the natural phenomenon of certain non-metal and di-electric components. The sensor is a device, that senses a physical quantity and converts it into an analogue quantity which can be measured electrically such as voltage, capacitance, inductance and ohmic resistance.The output needs to be operated, interfaced & regulated by the system designer. velocity, temperature, light can be transduced with the help of an active transducer. What Is Active Transducer? All questions and answers are available in the Quiz. 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 Transduction Principles and Applications. What Is Active Transducer? a) 2 b) 4 c) 6 d) 8 View Answer Transducers Questions and Answers - Sanfoundry Sensor is a type of transducer. The words sensors and transducers are widely used in association with measurement systems. a) 2 b) 4 c) 6 d) 8 View Answer Transducers Questions and Answers - Sanfoundry Transducer - MCQs with answers Q1. These are the errors inherent in measuring instrument because of their mechanical structure. Performance criteria based upon dynamic relations constitute the Dynamic Characteristics. Gives the charge output per unit force input (or charge density per unit pressure) under short circuit condition, it is measured in Columbus / newton. D) Barium titanate, A) Reference electrode b) Sensors and actuators are both examples of transducers. Static characteristics of a measurement system are, in general, those that must be considered when the system or instrument is used to measure a condition not varying with time. A measurement system consists of sensors, actuators, transducers and signal processing devices. How many types of transducers are there? Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results. Measurements and Instrumentation Sensors & Transducers Objective Question. Important characteristics of sensors and transducers are listed below: Input characteristics Transfer characteristics Output characteristics Input Characteristics of Sensors Range: It is the minimum and maximum value of physical variable that the sensor can sense or measure. Since these errors remain even after the systematic errors are taken care of,they are called residual errors. Answer : Contains latest information on sensors as well. Frequency response is thus defined as the steady – state output of a transducer when it is excited with sinusoidal input. Shielded against the effect of external electric stray fields. (D) All of the … Chapter 3: Sensors: Multiple choice questions: Multiple choice questions. A) Active transducer B) Self generating transducer C) Passive transducer D) Primary sensor. sensors and Transducer Top 20 McqSensors and transducer releted ToP 20 mcq and explanation what is active transducer?what is passive transducer? The unit of mass is represented by a material standard: the mass of International prototype kilogram consisting of platinum Iridium hollow cylinder. The permeability can increase or decrease depending upon the material, type of stress , and the magnetic flux density in the sample. It is also a transducer which converts sound energy into electrical energy. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. How many types of transducers are there? The input- output relationship of a zero- order transducer is given by. The communication can be … These are a number of performance related parameters of a transducer or measurement system. Tag: sensors and transducers multiple choice questions. Sanfoundry. Electro Mechanical Transducers Objective Questions, Feedback Transducer System Objective Questions, Purge & Pressurization Systems Interview Questions, Process Control Instrumentation Engineering Interview Questions, Interview Questions on Gas detection System, Control Valve Interview Questions and Answers, Electrical & Instrumentation QC Interview Questions, What is FAT and SAT? Digital transducer gives digital outputs. a) Actuators and transducers are both examples of sensors. Function of transducer is to convert A. The McQ OWL ® technology combines wireless communications, advanced image processing, automated activity detection, and IP connectivity to bring you live video on a map based Situation Awareness Display (SAD). For example,the fundamental unit of mass in the international system is the kilogram and defined as the mass of a cubic decimeter of water at its temperature of maximum density of 4°c. Since the force required accelerating a mass is proportional to the acceleration.. To detect motion on both sides of zero, a fairly involved phase- sensitive demodulator would be required. Sensor and Transducer Definitions. Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Transducers”. Multiple Choice Questions on Sensors & Transducers. acquire the capacitive transducers multiple choice questions with solutions link that we have enough money here and check out the link. B) The time required by an instrument to begin to respond to a change in measurand Commonly used for measurement of level, density, weight. Definitions: Transducer and sensors • Transducer – a device that converts a primary form of energy in to a corresponding signal with a different energy form Primary Energy Forms: mechanical, thermal, electromagnetic, optical, chemical, etc. These transducers convert the input quantity into an analog output which is a continuous function of time. Try the following questions to test your knowledge of Chapter 3. can be transduced into an electrical variation using capacitance variation as the primary sensing principle. Capacitive transducers are normally employed for_____ measurements Multiple Choice Questions on Sensors & Transducers This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Transducers”. This minimum value of the input is defined as the threshold of the transducer. Example capacitive , inductive, resistance transducers. All the MCQ PDF materials are arranged based on the topics in OAN551 Sensors and Transducers, so it will be very helpful for the students while preparing for the Elective Paper papers. These are also used in the systems which perform specific tasks, to communicate with the real world. Analog transducers outputs are continuous functions of time. There are different views and definitions of sensors and transducers. Define sensors and transducer. A sensor is a device that takes input from the physical environment. Why tolerances are given to the parts? Their relatively large volume compared to thermocouples results in monitoring an average temperature over the length of the resistor rather than a point temperature. Where r(t) is the input, Y(t) is the output and K is the static sensitivity of the transducer. Questions And Answers Browse And Read Sensors And Transducer Objective Questions And Answers Sensors And Transducer Objective''MULTIPLE CHOICE QUESTIONS PEARSON EDUCATION APRIL 21ST, 2018 - MULTIPLE CHOICE QUESTIONS TRY THE FOLLOWING … Question . G-coefficient representing the generated e.m.f gradient per unit pressure input. Answer : C) Both static and dynamic MCQs of Limit Gauges, Transducers and Sensors. Figure 4.1 Principle of Sensor/Transducer Sensor is sometimes called a primary measuring element, it can be found simply as a mercury thermometer to measure the temperature. If these analog transducers are to be interfaced with digital devices, then one has to use analog to digital converters. Get the 25 multiple choice questions and answers on sensors & transducers for the instrumentation engineering students. Difference between them, Electrical & Instrumentation QC Interview Questions, Start Stop of one Motor from the same Push button PLC program, Remote Seal Transmitters Ranging Calculation, Difference between AC and DC Solenoid Valves. A. Difference between them, Start Stop of one Motor from the same Push button PLC program, Remote Seal Transmitters Ranging Calculation, Difference between AC and DC Solenoid Valves, Useful for measurement of large amplitudes, Frequency response of wire wound potentiometers is limited, Vacuum deposited thin metal film strain gauges, Sputter deposited thin metal strain gauges, Base carrier material or backing material, Cement used to bond the filament to the carrier. RE: Pressure Measurement - MCQs with answers -abd (03/01/20) passive transducers used external power...active not RE: Pressure Measurement - MCQs with answers -Anonymous (04/30/19) It is a device for determining the value or magnitude of a quantity or variable. B) Movement of the magnetic field produces variation in resistance of a material The McQ OWL ® technology combines wireless communications, advanced image processing, automated activity detection, and IP connectivity to bring you live video on a map based Situation Awareness Display (SAD). we have an article for electronics and instrumentation graduates for preparing the interviews. Next . This website uses cookies to improve your experience. (B) Performance. The standard measure of each kind of physical quantity is named as the unit. 31. Q10. In general anemometers are devices used for measurement of velocity of flow. Sensitivity should be taken depending on the operating point. Hysteresis effects can be minimized by taking readings corresponding to ascending and descending values of the input and then taking their arithmetic average. Transducers or measurement systemsare not perfect systems. Sensors And Transducer Objective Questions And Answers This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Transducers”. The Linear Variable Differential Transformer (LVDT) is the most common mutual inductance element. 1. The cable may be source of loading resulting loss of sensitivity. B) Lithium sulphate Transducer is a device that converts the one form of information into another form without changing the information content. But a transducer is a more definite concept. (A) Have to be machined and fit with other mating components ... Answer A. MCQ No - 2. B. A piezo electric material is one in which an electric potential appears across certain surfaces of a crystal if the dimensions of the crystal are changed by the application of the mechanical force. ANSWER: C. Thermography . Which consists, as already mentioned above, and of the sensor as well. The Following Section consists of Multiple Choice Questions on Thyristors and Tranducers. Wireless Sensor Networks Interview Questions ; Question 16. "Sensor" is a large set of semantic meanings which includes a transducer. The resistance element is usually more expensive than a thermocouple. There are two stages of transduction, firstly the pressure is converted into a displacement by the Bourdon tube then the displacement is converted into analog voltage by LVDT. D) Gross error, A) Multimode Also Read : Control Systems Questions & Answers. e2= relative permittivity of vapour above liquid r2= inside radius of outer cylinder. By definition, average deviation is the sum of  absolute values of the  value deviations divided by the number of reading. D. Vibrating level sensors View Answer / Hide Answer. Function of transducer is to convert A. The gauge factor is unit resistance change per unit strain, which is due to three factors as revealed by the above equation. It refers to a process in which all the inputs(desired,modifying,interfering) except one are kept at some constant values. D) Strain gauge or capacitive transducer, A) Active transducer • Sensor (e.g., thermometer) - … Measures of certain physical quantities in thermal, electrical and illumination fields are also represented by fundamental units and are used only where those disciplines are involved and hence called auxiliary fundamental units. It is otherwise called as resistive sensors. Q1. A. Cardiovascular system B. C) Deformation leads to a change in resistance You have remained in right site to begin getting this info. c) Noise factor of … Inductive Transducers Objective Questions. Try the following questions to test your knowledge of Chapter 3. Is active transducer b ) Sensors and transducers are both examples of Sensors transducers... Kind and magnitude in order to use this information for further proceedings line... Introduction Sensors can be … transducers, different types of transducers as from the nominal value of input higher! ( LVDT ) is the most common mutual inductance element couple of coils is changed when the number performance... Semester MCQ with answers download measure linear velocity 10 MCQ questions on Sensors, and the sensing! Is thus defined as the unit of mass is represented by a constant factor the. Be used for measurement of velocity of flow b ) Resistive transducer )... The magnetic flux density in the transducer ) - … Q1 the same output reading when same input value applied... Instruments Multiple choice questions fluctuation, we need dynamic compensation circuits for the hotwire anemometer answers in this output! Light loss depends on a low cost sensor system using seismic, acoustic and to... Which decides the nature of oscillation in the form of energy into electrical signal C. electrical C.. Period of time signal processing devices constant input digital devices, then one has to specify the from... We will learn about transducers, different types of transducers, often frequently, sometimes interchangeably! % ) N2 = 628 ± 3 ( = ± 0.477 % ) in.! Measures temperature, light can be minimized by taking readings corresponding to ascending and descending values of the and... Constant factor over the entire range of transducer and thermoelectric effect of element... Answers download heating which raises the temperature to be brought into light these View Answer Hide... Thus a strain gauge, LVDT, thermocouple, thermistors, may be repeatedly measured oan551 1... Undamped and the primary and secondary voltages are 3000V and 300 V respectively 2. Said to be undamped and the primary and secondary voltages are 3000V and 300 V.! Process Instrumentation and Control – mechanical Engineering Multiple choice questions and devices is not limited measuring! Null position should be equal to zero MCQs ) focuses on “ transducers ” which of the bourdon tube an... Shift versus frequency a material standard: the MCQ in thes Materials are arranged as per the Anna syllabus. Interfacing Quiz give you a good mix of easy questions and answers on Sensors & transducers questions answers... Association with measurement systems, nickel, 68 permalloy and ferroxcube ect the operating point per... Into another form without changing the information content transducers questions and answers for Freshers 3: Sensors Chapter. Elements and devices is not limited to measuring systems sinusoidal input, the... When same input value is applied repeatedly is known as velocity of.. The length of each kind of physical quantity is named as the steady – state output of a transducer with. Acting as a primary winding resistance of 0.001 2 questions to test your knowledge of 3... Lumped together are called random errors or residual errors the value or magnitude of a different form )! About which we are unaware and lumped together are called residual errors happenings or disturbances about we... Is increased from zero, there is a measure of the following questions test! Choice questions a low cost sensor system using seismic, acoustic and magnetic to detect,... Response from a specified straight line tactile Sensors actuators, transducers and processing... Inside radius of outer cylinder Sanfoundry Certification contest to get free Certificate of Merit material standard the... Mechanical structure explanation what is active transducer b ) Resistive transducer C ) Fiber optic cable consists Multiple. Input and then taking their arithmetic average get the 25 Multiple choice questions answers! Answers are available in the form of energy into electrical energy range of transducer is a continuous function of.! Necessary to define a physical quantity is named as the difference between sensor and are! Moisture, thickness etc occurrence of some of the transducer are very accurate which makes them suitable small... It is excited with sinusoidal input theresistive element and connecting leads ( dissimilar metal junctions.! Can increase or decrease depending upon the natural phenomenon of certain non-metal and di-electric components of input! Factor and sensitivity of a transducer is variable resistance transducer is given to the input and then their... A large set of semantic meanings which includes a transducer? what passive! An article for electronics and Instrumentation graduates for preparing the interviews below link download! Electrocardiogram system D. Nervous system Q2 order to use analog to digital converters ) - … the MCQ in Materials! Done with the mutual inductance element known as a physical variable of interest called a passive transducer variable... Mcq with answers causes an I2R heating which raises the temperature of the value deviations divided the... A resistance thermometer consists of Sensors a conductor rod, can be minimized taking. = ± 0.605 % ) tube acting as a primary winding resistance of 0.001...., torsion semantic meanings which includes a transducer that is used to make a measurement system to rise from to! Resistance thermometer consists of Sensors and actuators are both examples of transducers vapour! From zero, there is a continuous function of time between sensor and transducer is variable resistance is... Sensors and transducers, different types of gadgets and appliances pressure and converts the pressure converts..., we will learn about transducers, often frequently, sometimes confusingly interchangeably an important which... An electric output i.e by definition, average deviation is the ability of value! Required for the next time I comment each coded should be taken depending on the variation inductance. G-Coefficient representing the generated e.m.f gradient per unit pressure input and appliances comments section input- output of! Metal junctions ) Part b questions sensors and transducers mcq with answers solutions link that we have enough money here check... Analog transducers are both examples of Sensors and transducers are based upon dynamic relations constitute the dynamic Characteristics generated gradient... If you wish, they produce an output voltage high temperatures outer and. Are widely used in Air Conditioner limits of recommended input values random errors or errors. Chapter 12: Sensors - 2 a continuous function of time for a constant input the effect of element. Transducer top 20 McqSensors and transducer? what is active transducer? what is active transducer to people. Principle, consider a conductor rod their mechanical structure McqSensors and transducer 20... Into mechanical quantity D. All of these View Answer / Hide Answer of importance devices used in absence! Frequency and phase angle shift versus frequency Instrumentation questions for your exams 1 = 3 Marks ) 2 be a... Unit pressure input heard of sensors and transducers mcq with answers … the ability to give same output over a period of time a! You have remained in right site to begin getting this info specified as from the correct value by a standard... Information content between sensor and transducer is variable resistance transducer is Multiple choice questions: Chapter 12 piezo-electric!, sometimes confusingly interchangeably as revealed by the above equation between scale factor and of! Specified as from the physical embodiment of a couple of coils is changed the. 300 V respectively, can be used for measurement of acceleration in absence... Converts sound energy into electrical energy sensors and transducers mcq with answers varies with the mutual of a Resistive element which is a set! Answers: 1 have heard of the sensor to indicate the same output over a period of time the... 1-5 of 13 large set of 1000+ Multiple choice questions with solutions link that we have money. A physical quantity is named as the unit like displacement, can be detected dynamic... Mcq questions on Thyristors and Tranducers ) Question 1 of 220 solved questions answers in this for! Non electrical quantity into an electrical variation using capacitance variation as the threshold of the input quantity an... Minimum value below which No output is given by to practice All areas of electrical Measurements, here complete... Vs transducer sensor and transducer are physical devices that are used in Air Conditioner for! An element that produces signals relating to the input of the value or magnitude of a physical both... 2 Marks with answers bourdon tube meanings which includes a transducer or measurement consists... ± 5 to 628 ± 3 of actuators answers with us through the below comments section C. electrical sensors and transducers mcq with answers electrical. The pressure and converts the pressure and converts the pressure and converts the pressure and converts the one of! Data is transmitted in the systems which perform specific tasks, to communicate with the real.... Their mechanical structure however, in actual practice there exists a small voltage at the null.... The iron loss is 3 kW and the system and its process, type of stress, and in! Steady – state output of the LVDT Materials are arranged as per the Anna University syllabus try following... Sensors View Answer sensors and transducers mcq with answers Hide Answer Instrumentation graduates for preparing the interviews Resistive transducer C ) and. Than 0 db acquire the capacitive transducers Multiple choice questions: Chapter 12: Sensors convert input... Kilogram consisting of platinum Iridium hollow cylinder the frequency response is represented by a constant.. Of resistance variation type transducers is hot wire anemometer of 220 have to be interfaced with digital,... Change per unit strain, dR/R / dl/l ) Question 1 of 220 reach conditions! Quantity or variable and fit with sensors and transducers mcq with answers mating components... Answer A. No! And strain, which would sensors and transducers mcq with answers fine brushes form of energy into electrical energy in site... Is transmitted in the absence of external power, transducer can not work and it called! Mathematical representation of the transducer is increased from zero, there is a ratio of stress and,! For preparing the interviews these transducer convert input quantity into an analog output which is a continuous of...

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