The area of the capacitive transducer changes linearly with the capacitance and the displacement. ECG B. a) directly proportional The capacitors measure both the static and dynamic changes. The capacitance at angle θ is given expressed as, θ – angular displacement in radian. Inductive transducer works based on the change in reluctance and number of turns in the coil. Join our social networks below and stay updated with latest contests, videos, internships and jobs! It gives good frequency response because of which it is used for the dynamic study. a) Phase difference is greater than 90 deg. Capacitive Transducer Definition: The capacitive transducer is used for measuring the displacement, pressure and other physical quantities. A capacitive touch screen panel is coated with a material that stores electrical charges. The change in capacitance is because of the change in distances between the plates. Inductive & Displacement Transducers - MCQs with answers 1. b) medium The main disadvantages of the transducer are as follows. The 180° is the maximum value of the angular displacement of the capacitor. Get Free Capacitive Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions When people should go to the ebook stores, search foundation by shop, shelf by shelf, it is in reality problematic. A capacitive transducer works on the principle of ________ Capacitive transducers are normally employed for_____ measurements a) Static b) Dynamic c) Transient d) Both static and dynamic Ans : (b) 29. As understood, talent does not suggest that you … It is otherwise called as resistive sensors. View Answer, 6. d) 4 ways ε0 – the permittivity of free space, The schematic diagram of a parallel plate capacitive transducer is shown in the figure below.Â. The capacitive transducer is very sensitive. MCQ A Piezoelectric transducer is a voltage source of with an internal impedence of . d) reluctance Capacitive pressure transducer uses distance of separation for sensing the capacitance. c) resistance 1. The capacitance pressure transmitter is a pressure measurement device, . The metallic parts of the transducers require insulation. Transducer - Electrical Engineering (MCQ) questions and answers. Home >> Category >> Electrical Engineering (MCQ) questions and answers >> Transducer; 1) With the increase in the intensity of light, the resistance of a photovoltaic cell. a) C = A∈⁄d Transducer - MCQs with answers Q1. principle behind capacitive pressure sensing. a) one dielectric medium The capacitive transducer works on the principle of variable capacitances. Match the following 1. Question MCQ Which of the following is the best method of measurement of temperature of hot bodies retaining … View Answer, 5. The operating principle used may be resistive, inductive, capacitive , optoelectronic, piezo electric etc. d) C = \(\frac{2π∈}{ln⁡(\frac{R}{r})}\) Advantages of Capacitor Transducers 3. ANSWER: a. where x – the length of overlapping part of plates The dynamic characteristics of capacitive transducer are similar to those of A [ ]) LP filter B [v]) HP filter C [ ]) notch filter D [ ]) band stop filter 449. B. Solved Multiple Choice 1 Point Each 1 For A Circuit Wit. Capacitance can be varied in ________ The electrical power to a megger is provided by A [ ]) battery B [ ]) inverter C [v]) permanent magnet dc generator D [ ]) ac generator 450. b) C = \(\frac{2πl}{ln⁡(\frac{R}{r})}\) The following are the uses of capacitive transducer. d) C = A The capacitance is inversely proportional to the distance because of which the capacitor shows the nonlinear response. b) non-linear behaviour 5. The capacitance changes correspondingly with the change in the position of the plates. Otherwise, it gives the linear response. c. Both. The following transducer(s) may employ strain gauge as a secondary transducer. What is the capacitive pressure transducer? Capacitive microphones are one of the earliest electroacoustic transducers [1]. Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions When somebody should go to the ebook stores search foundation by shop shelf Page 1 9 Read Free Capacitive Transducers Multiple Choice Questions With Solutionsby shelf it is essentially problematic MMSI CEO Fred Lampropoulos on Q3 100 TOP INDUSTRIAL Engineering … Your email address will not be published. We additionally find the money for variant types and next type of the books to browse. which converts applied pressure into a current signal, Like 4-20mA.. A pressure transducer is a device that measures the pressure of a fluid, indicating the force the fluid is exerting on surfaces in contact with it. ... Capacitive: c. Electromagnetic: d. Inductive: Check my answer! Answer: (d) 6. Required fields are marked *. Bookmark File PDF Capacitive Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions Recognizing the pretentiousness ways to get this ebook capacitive transducers multiple choice questions with solutions is additionally useful. We prepared the Inductive Transducers Multiple Choice Questions for your practice. This is just one of the solutions for you to be successful. View Answer, 2. This produces a voltage, which is proportional to the rate of change of flux. b) 6 ways The output impedance of transducer is given asÂ. 4. Applications of Capacitive Transducers. They worked on (a) bacteriophages (b) viroid (c) fungus (d) bacterium. d) ten dielectric media Disadvantages of Capacitor Transducers 4. Capacitive transducer is a measurement device in which variations in pressure upon a capacitive element proportionally change the element’s capacitive rating and thus the strength of the measured electric signal from the device. 9. Capacitance of a parallel plate capacitor is _____ a) C = A∈ ⁄ d b) C = ∈ ⁄ … d. None of these. b) False The capacitive transducer comprises of two parallel metal plates that are separated by the material such as air, which is called as the dielectric material. The Bourdon tube is also an elastic element type of pressure transducer. What is the relation between capacitance and input impedance? Explain the function of a capacitive sensor in a robot end effectors? In a parallel RLC circuit, the smaller reactance determines the net reactance of the circuit. Electrical signal into non electrical quantity B. Differential capacitive transducers measure blood pressure. The circuit impedance is (A) 12.7 Ω (B) 127 Ω (C) 4,436 Ω (D) 6,174 Ω. Transducers, Measurement & Instrumentation. The capacitance changes because of dielectric constant. The capacitance of the parallel plates is given asÂ. f – frequency of excitation in Hz. Answer/ Hint The displacement which is to be measured links to the movable plates. Capacitive Sensors offered at Seeed Grove – Capacitive Moisture Sensor (Corrosion Resistant) Since we’ve now understood that capacitive proximity sensors are capable of moisture control, we’ll, of course, need a sensor for its applications! For a C-type tube, the maximum value for this arc is somewhat less than 360°. The capacitors measure both the static and dynamic changes. It is divided into two categories. This is where The Grove – Capacitive Moisture Sensor (Corrosion Resistant) comes to play. Get to the point GATE (Graduate Aptitude Test in Engineering) Instrumentation questions for your exams. Sensors MCQ Top 10 Multiple Choice Questions on Sensors. Thevenin's Theorem … Solved Multiple Choice Question How Can A Capacitor Be U. Sphygmo-manometer C. Instrument used for measuring blood pressure 4. File Type PDF Capacitive Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions If you ally dependence such a referred capacitive transducers multiple choice questions with solutions books that will allow you worth, acquire the completely best seller from us currently from several preferred authors. Compare and contrast the control system for the domestic central heating system involving a bimetallic thermostat and that involving a microprocessor? 1.0 εr – relative permittivity A capacitive pressure sensor is simply a diaphragm-type device in which the diaphragm displacement is determined by measuring the capacitance change between the diaphragm and a metal plate that is close to it. Capacitance of a cylindrical capacitor is given by which of the following relation? A tactile sensor is a type of sensor that measures information arising from physical interaction with its environment. The transducer uses the mechanical modifier for measuring the volume, density, weight etc. Initially, the nonlinearity occurs in the system because of the edges. The following are the major advantages of capacitive transducers. We prepared the Capacitive Transducers Multiple Choice Questions for your practice. b. DMA. Manometers are passive instruments that give a visual indication of pressure values. What … The input quantity causes the change of the capacitance which is directly measured by the capacitive transducer. b) Phase difference is less than 90 deg. The force or pressure, which is to be measured is first converted into a displacement, and then the displacement changes the capacitances of the transducer. c) 2 ways The one plate of the transducer is fixed, and the other is movable. In the normal capacitor the distance between the plates are fixed, but in capacitive transducer the distance between them are varied. Definition: Capacitive transducers are passive transducers that determine the quantities like displacement, pressure and temperature etc. Load cell and torque meter only. a) It is a mutual capacitive transducer b) Presence of hysteresis gives high repeatability c) It can measure displacement and pressure d) All of the above. Capacitance of a parallel plate capacitor is _____ a) C = A∈ ⁄ d b) C = ∈ ⁄ d c) C = A ⁄ d d) C = A View Answer c) exponential behaviour This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Capacitive Transducer”. The Resistive Transducer Definition: The transducer whose resistance varies because of the environmental effects such type of transducer is known as the resistive transducer. Frequency response of capacitive transducers is ________ The capacitive transducer uses for measurement of both the linear and angular displacement. Also see Top 10 MCQ on Sensors. 10. No negative points for wrong answers. a) proportional to square Increases b. Decreases c. Remains same d. None of these. Online Library Capacitive Transducers Multiple Choice Questions With Solutions action sellers here will unquestionably be in the middle of the best options to review. Wireless Sensor Networks Interview Questions ; Question 16. 2. a) inductance In between them, dielectric medium (such as air) can be filled. thanks for your information about capacitive transducer. As shown in the figure below, a capacitive transducer has a static plate and a deflected flexible diaphragm with a dielectric in between. The following methods are used for the measuring displacement. Transducer Electrical Engineering MCQ questions and. When an electrical conductor moves in a magnetic field, it changes the magnetic flux through the conductor. b) more than one dielectric medium How does the value of mutual inductance vary between two coils of an inductive transducer? Pressure Transducers Mcq And Answer. 1. a. b) constant © 2011-2020 Sanfoundry. Transducrs MCQ Questions 1. Transducers which require an external power source for their operation is called as a passive transducer. b) C = ∈⁄d Capacitive Transducers Objective Questions, Capacitive Transducers MCQ, Capacitive Transducers Quiz, Capacitive Transducers Tests. This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Capacitive Transducer”. d – the distance between two plates in meter In the typical capacitor the distance between the two plates is fixed, but in variable capacitance transducers the distance between the two plates is variable. Capacitive transducers can be used by _____ a) Measuring change in distance between plates b) Measuring change in area of plates c) Change in a dielectric material d) All of the mentioned View Answer. Capacitive devices are used for the level measurement of A. Get to the point GATE (Graduate Aptitude Test in Engineering) Instrumentation questions for your exams. The capacitive transducer is used for measuring the angular displacement. Measurement of Power & Related Parameters, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Electrical Measurements Questions and Answers – Inductive Transducer, Next - Electrical Measurements Questions and Answers – Thermoelectric Transducer, Electrical Measurements Questions and Answers – Inductive Transducer, Electrical Measurements Questions and Answers – Thermoelectric Transducer, Engineering Physics II Questions and Answers, Mechanical Behaviour & Testing of Materials Questions and Answers, Instrumentation Transducers Questions and Answers, Electrical Machines Questions and Answers, Design of Electrical Machines Questions and Answers, Electrical & Electronics Engineering Questions and Answers, Electrical Engineering Questions and Answers, Basic Electrical Engineering Questions and Answers, Electrical Measurements Questions and Answers, Electrical Measurements Questions and Answers – Potentiometric Resistance Transducers, Electrical Measurements Questions and Answers – Inductance Comparison Bridge, Basic Electrical Engineering Questions and Answers – Composite Dielectric Capacitor, Electrical Measurements Questions and Answers – Consideration in Selecting Voltmeter, Electrical Measurements Questions and Answers – Schering Bridge, Basic Electrical Engineering Questions and Answers – Current and Voltage in a Capacitive Circuit, Basic Electrical Engineering Questions and Answers – Capacitors, Electrical Measurements Questions and Answers – Advanced Problems on Measurement of Inductance using AC Bridges, Electrical Measurements Questions and Answers – CRO Measurements. All the Best. Question 46 : An Inverse transducer converts: Option-1 : electrical energy to nay other form of energy Option-2 : electrical energy to light energy Option-3 : mechanical displacement into electrical signal Option-4 : electrical energy to mechanical form. You have remained in right site to begin getting this info. View Answer, 8. (A) True (B) False. Q7. A capacitive pressure sensor contains a capacitor with one rigid plate and one flexible membrane as electrodes. The dynamic characteristics of capacitive transducer are similar to those of A [ ]) LP filter B [v]) HP filter C [ ]) notch filter D [ ]) band stop filter 449. Which is an important data transfer technique : a. CPU. This quiz section consists of total 10 questions. 5. The three common shapes of Bourdon tubes are shown in Figure 15.5. Question MCQ A Piezoelectric transducer is a voltage source of with an internal impedence of . RMS and Average value, Peak and Form Factor of Half Wave Alternating Current. All Rights Reserved. It is extremely sensitive and used for the measurement of very small distance. The accuracy of the transducer depends on the variation of temperature to the high level. ε – permittivity of the medium in F/m c. CAD. Load cell only. c) proportional to square Capacitive Transducer Circuit Diagram Types and. So, variable capacitanc… Hershey and Chase proved that DNA is the genetic material. The capacitive transducer uses the following three effects. The capacitive transducer comprises of two parallel metal plates that are separated by the material such as air, which is called as the dielectric material. For example, a photocell (LDR) is a passive transducer which will vary the resistance … The transducers which requires an external power and their output is a measure of some variation such as resistance, inductance, capacitance etc., are called as a) Active transducer b) Primary sensor c) Passive transducer d) Self generating transducer Ans : (c) 2. Transduction involves (a) bacteria obtaining DNA from the external environment (b) bacteria obtaining DNA from the mother cell (c) transfer of genome by conjugation (d) transfer of genetic material through virus. Which type of sensor is a tactile sensor. Edit. c) five dielectric media b) capacitance The capacitance of the capacitive transducer changes because of many reasons like overlapping of plates, change in distance between the plates and dielectric constant. The transducer using the change in distance between the plates – The capacitance of the transducer is inversely proportional to the distance between the plates. 1. 1. Diagnostic tool for heart alignment 2. Composite capacitance consists of _________ Question 4. A. Example capacitive , inductive, resistance transducers. The capacitive systems can transmit up to 90% of the light from the monitor. View Answer, 9. Sanfoundry Global Education & Learning Series – Instrumentation Transducers. D. Load cell, torque meter, accelerometer and flow-meter. Each question carries 1 point. A 15 Ω resistor, an inductor with 8 Ω inductive reactance, and a capacitor with 12 Ω capacitive reactance are in parallel across an ac voltage source. The capacitive transducers are used for measuring the large displacement approximately from 1mm to several cms. What is the relation between capacitance and output impedance? Computer Science MCQ (Multiple Choice Questions) Sunday, 18 March 2012 Computer System Architecture MCQ 06 1. No negative points for wrong answers. Capacitive Transducer Circuit Diagram Types and. Transducer Electrical Engineering MCQ questions and. One of the plates of the transducer is fixed, and the other is movable. The frame of the capacitor requires earthing for reducing the effect of the stray magnetic field. Answer Explanation ANSWER: Decreases. In the absence of external power, transducer cannot work and it is called a passive transducer. It is used as a pressure transducer in some cases, where the dielectric constant of the transducer changes with the pressure. The capacitance of the transducer also changes by the variation in their dielectric constant which is usually because of the measurement of liquid or gas level. to understand the working principle, consider a conductor rod. The inverse magnetic effect is also true. 10 Important Questions and Answers about Temperature. In Surface-capacitive technology, only one side of the insulator is coated with a conducting layer. Which device can be thought of as transducers which can sense physical effects and convert them into machine-tractable data: a. The same theory is used in a capacitive transducer. 7. What is the capacitive pressure transducer? How pressure sensors work Insulating material Static plate Deflected diaphragm Diaphragm static position PRESSURE Dielectric Rear cavity: terminations etc. The working principle of a capacitive transducer is variable capacitance. This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Capacitive Transducer”. The capacitive transducer consists of two parallel metal plates that are separated by … Best Pharmacodynamics Interview Questions and Answers. Let us consider the non-electrical quantities such as pressure, illumination of light and temperature. When current pa… To practice all areas of Electrical Measurements, here is complete set of 1000+ Multiple Choice Questions and Answers. It is a passive transducer that means it requires external power for operation. An ideal op-amp is … The cable connecting across the transducer causes an error. Capacitive displacement sensors are used as a reference system for other range sensors for range measurement at low temperature. 448. The above diagram indicates the capacitive transducer. The sensitivity of the transducer is not constant and vary from places to places. By the variation in number of turns c. By the variation in reluctance and permeability d. All of the above View Answer / Hide Answer. Save my name, email, and website in this browser for the next time I comment. Capacitance of a parallel plate capacitor is ________ The capacitive transducer is mainly used for measurement of linear displacement. Active transducer is a transducer, which converts the non-electrical quantity into an electrical quantity. Superposition Theorem Example with Solution. The sensitivity of the displacement is constant, and therefore it gives the linear relation between the capacitance and displacement. We prepared the Capacitive Transducers Multiple Choice Questions for your practice. Diagnostic tool for brain alignment 3. The capacitive transducer works on the principle of variable capacitances. Operating Principle: The transducer are many times selected on the basis of operating principle used by them. Edit. Solid in powdered form C. Both (a) and (b) D. None of these View Answer / Hide Answer. The capacitive transducer or sensor is nothing but the capacitor with variable capacitance. Where, C – capacitance Each question carries 1 point. Download Ebook Capacitive Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions Right here, we have countless ebook capacitive transducers multiple choice questions with solutions and collections to check out. Transducers, Measurement & Instrumentation-Resistive, Capacitive, Inductive and Piezoelectric Transducers and Their Signal Conditioning: Questions 1-5 of 6. It is measured by the movable plates shown below. by measuring the variation in the capacitance of a capacitor.. As we know that a transducer changes a form of energy into another form. Capacitive and optical sensors are also sometimes used to measure the displacement. View Answer, 7. c) low ... 5 Sound to electrical energy transducer is called what; ... Touch screen of mobile phone uses tactile or capacitive touch sensors. The transducer has high input impedance hence they have a small loading effect. c) directly proportional The capacitive pressure transducer relies on capacitance change produced by deflection of the membrane, which alters the capacitor geometry. a) C = \(\frac{∈l}{ln⁡(\frac{R}{r})}\) Advantages of Capacitor Transducers 3. The thermistor whose resistance increase by increasing temperature. a) 10 ways Electronic Principles MCQ question is the important chapter for a … What Is Active Transducer? File Type PDF Capacitive Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions Yeah, reviewing a ebook capacitive transducers multiple choice questions with solutions could build up your close associates listings. c) C = A⁄d The capacitance between them is maximum when these plates overlap each other. The input quantity causes the change of the capacitance which is directly measured by the capacitive transducer. Bottom of the vessel containing the liquid B. The capacitance pressure transmitter is a pressure measurement device, . Proximity sensors detect the presence or absence of objects using electromagnetic fields, light, and sound. 5 Points. d) tangential behaviour Electrical4U Learn Electrical Engineering Basics amp Principles. The capacitive transducer contains two parallel metal plates. The displacement is also measured directly by connecting the measurable devices to the movable plate of the capacitor. It works on with both the contacting and non-contacting modes. Capacitive transducers (source: directindustry.com) Capacitive Transducers Contents hide 1. Only liquid B. … Correct Answer. View Answer. This is why we offer the ebook compilations in this website. Active transducer is a transducer, which converts the non-electrical quantity into an electrical quantity. EEG A. In ultrasonic level gauge, the ultrasonic source is placed at the A. 5. Sensors MCQ – Top 10 Multiple Choice Questions on Sensors Electric. Electronic Principles MCQ question is the important chapter for a … No negative points for wrong answers. It is connected to a digital oscilloscope with an input impedance of directly. 1. A transducer using the change in the Area of Plates – The equation below shows that the capacitance is directly proportional to the area of the plates. The electrical power to a megger is provided by A [ ]) battery B [ ]) inverter C [v]) permanent magnet dc generator D [ ]) ac generator 450. It’s a soil moisture sensor based on … a) linear behaviour 1. Multiple Choice Questions / Quiz (3) Rectifier and Regulated Power Supply (8) Resistance and Resistive circuits (13) Semiconductor (6) Tech (7) Thermoelectricity (4) Thyristors (6) Transformer (6) Two Port Network (1) Top Posts & Pages . By the variation in self-inductances and coupling coefficient b. c) C = \(\frac{2π∈l}{ln⁡(\frac{R}{r})}\) 8. The change in resistance is measured by the ac or dc measuring devices.The resistive transducer is used for measuring the physical quantities like temperature, displacement, vibration etc. Library Genesis is a search engine for free reading material, including ebooks, articles, magazines, and more. Capacitive Transducers 2. Rather than enjoying a good book with a cup of coffee in the afternoon, instead they are facing with some harmful bugs inside their laptop. d) zero View Answer, 3. Dear Readers, Welcome to Pharmacodynamics Objective Questions and Answers have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Pharmacodynamics Multiple choice Questions.These Objective type Pharmacodynamics … Variation in capacitance of transducer is because of the overlapping of capacitor plates. Transducers Multiple Choice Questions With Solutions Capacitive Transducers Multiple Choice Questions With Solutions When somebody should go to the ebook stores, search foundation by shop, shelf Page 1/9. Learn Electronic Principles MCQ questions & answers are available for a Computer Science students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Your email address will not be published. Capacitive Transducers 2. b) constant Peripheral devices. As per its structure, these are having two parallel metal pates which are maintaining the distance between them. transducers multiple choice questions with solutions, but end up in harmful downloads. As we know here the capacitance of the transducer varies with respect to the external stimulas. The capacitive transducer uses the electrical quantity of capacitance for converting the mechanical movement into an electrical signal. It is a passive transducer that means it requires external power for operation. Tactile sensors are touch sensitive sensors so option 3 is correct for tactile sensors. The negative sign indicates that the direction of induced EMF and the direction of induced current are in the opposite direction. Disadvantages of Capacitor Transducers 4. Each question carries 1 point. Related posts: The capacitive transducer is the capacitor with variable capacitance. The capacitive transducer uses the electrical quantity of capacitance for converting the mechanical movement into an electrical signal. So, in the capacitive transducer, the change in the capacitance is used to measure the physical quantities. a) True Capacitive Transducers Objective Questions, Capacitive Transducers MCQ, Capacitive Transducers Quiz, Capacitive Transducers Tests. You can get the Quiz Answers after submitting all quiz questions. What is Capacitive Transducer Definition Principle. Measurement of Pressure, Flow, Temperature and Liquid Level. The phasor diagram of the transducer is shown in the figure below. A Linear Variable Differential Transformer (LVDT) is a type of inductive transducer that acts as a physiological pressure sensor. d) inversely proportional Capacitance of a parallel plate capacitor is _____ a) C = A∈ ⁄ d b) C = ∈ ⁄ d c) C = A ⁄ d d) C = A View Answer. It requires an external force for operation and hence very useful for small systems. Definition: The capacitive transducer is used for measuring the displacement, pressure and other physical quantities. Correct Answer. Sanfoundry Global Education & Learning Series – Electrical Measurements. The most commonly used type of transducer is variable resistance transducer. Transducer - Electrical Engineering (MCQ) questions and answers Home >> Category >> Electrical Engineering (MCQ) questions and answers >> Transducer 1) With the increase in the intensity of light, the resistance of a photovoltaic cell Transducers, Measurement & Instrumentation-Resistive, Capacitive, Inductive and Piezoelectric Transducers and Their Signal Conditioning: Questions 1-5 of 6. Capacitive; Inductive; Transducers based on Hall effect; Transducers based on opto-electronic principles ; Ultrasonic transducers; A good example of a passive transducer application is the variable resistance placed in a Wheatstone bridge in which the voltage at the output of the circuit reflects the physical variable. In an instrumentation amplifier using transducer bridge, which device measure the change in physical energy Option A: Resistive transducer Option B: Indicating meter Option C: Capacitive transducer Option D: Inductor circuit Q8. You need to score at-least 50% to pass the … Capacitive Transducers Multiple Choice Questions This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Capacitive Transducer”. Series – Instrumentation Transducers Multiple Choice Questions & Answers ( MCQs ) on. In pressure in terms of frequency measuring the angular movement changes the capacitance is because the! Material, gas or liquid and Their Signal Conditioning effect which is directly measured by capacitive... Articles, magazines, and the displacement money for variant types and next type of transducer used! Dielectric Rear cavity: terminations etc: Check my Answer Top 10 Multiple Choice Questions and Answers that it. Using the guard ring type of transducer is used for measuring the volume, density, weight.!, c – capacitance f – frequency of excitation in Hz Library Genesis is a,! Does the value of the change of the plates which of the books to browse videos internships... Of temperature to the point GATE ( Graduate Aptitude Test in Engineering ) Instrumentation Questions for your.! Our social networks below and stay updated with latest contests, videos, internships and jobs Transducers, &. Is either air, material, including ebooks, articles, magazines, and Sound Top 10 Choice... Question how can a capacitor be U on sensors Electric medium which is either air material... Device, for you to be successful initially, the ultrasonic source placed! Somewhat less than 360° external force for operation and hence very useful for small systems electromagnetic... Capacitance is given as of flux frame of the capacitance is because of which the capacitor with capacitance. Output impedance question MCQ a Piezoelectric transducer is called what ;... touch screen mobile... Uses for measurement of very small distance Rear cavity: terminations etc in between is the maximum for... Are separated by the capacitive systems can transmit up to 90 % of the stray magnetic.! And Answers device, the level measurement is used as a reference system for other range sensors for measurement... Is used for the measurement of pressure transducer relies on capacitance change produced by deflection of the in! Distance because of the physicals variables like displacement, force, vibrations,.! Given expressed as, θ – angular displacement of the edge effect which is either air, material including. Measure temperature in a magnetic field ) Sunday, 18 March 2012 computer system Architecture MCQ 06 1 capacitance transmitter! Cases, where the Grove – capacitive moisture sensor ( Corrosion Resistant ) comes to play gives the relation... Deflected flexible diaphragm with a dielectric in between them, dielectric medium ( such as pressure, displacement force! Number of turns in the position of the transducer depends on the principle of a capacitive..: in the normal capacitor the distance between the plates of the angular changes... Capacitor plates rigid plate and a deflected flexible diaphragm with a conducting.. Variables like displacement, force, vibrations, etc ) 6,174 Ω normal capacitor the between! The phasor diagram of the displacement which is controlled by using the guard ring a dielectric in them! How can a capacitor be U is operated at excitation frequency of pressure transducer and Answers thought as... On the variation in self-inductances and coupling coefficient b source: directindustry.com ) Transducers! Articles, magazines, and website in this browser for the domestic heating! Be thought of as Transducers which can sense physical effects and convert them into machine-tractable data: a from. Is placed at the a depending on the basis of operating principle used may be resistive capacitive... Also an elastic element type of Inductive transducer that means it requires an external force for operation c.... Other range sensors for range measurement at low temperature powdered form c. both ( a ) True )... And website in this website is controlled by using the guard ring Instrument used for the measuring.., 18 March 2012 computer system Architecture MCQ 06 1 times selected on the change in capacitance is given as. Is to be successful separation for sensing the capacitance of transducer is used to the... Chase proved that DNA is the relation between the electrodes ( such as pressure, illumination of light and etc. 1.0 when an Electrical Signal in reluctance and number of turns in the absence of objects using electromagnetic,!, consider a conductor rod with variable capacitance gives good frequency response of. The other is movable and a deflected flexible diaphragm with a dielectric in between them is maximum these. At-Least 50 % to pass the Quiz i.e when an Electrical quantity of capacitance for converting the modifier... Such as air ) can be filled is coated with a conducting....: Check my Answer same d. None of these View Answer, 10 the system because of which capacitor. Solutions action sellers here will unquestionably be in the figure below c. both a. Frame of the transducer uses the Electrical quantity find the money for variant types and next type pressure. Type of Inductive transducer works on the change of the books to browse, accelerometer flow-meter. ) focuses on “Capacitive Transducer” submitting all Quiz Questions sensors MCQ – Top 10 Multiple Choice Questions on Electric... Principle of variable capacitances shown below source for Their operation is called as a transducer. Transducer are many times selected on the principle of variable capacitances capacitive pressure in. High b ) d. None of these electrodes being fixed, but in capacitive transducer mainly... Diagram of the transducer has high input impedance the large displacement approximately 1mm... Pates which are maintaining the distance between the electrodes genetic material Definition: the transducer are follows. The smaller reactance determines the net reactance of the capacitor with variable capacitance the circuit... Save my name, email, and the displacement, force, pressure and other physical quantities between... Your exams the ultrasonic source is placed at the a they worked on ( a ) Ω. A parallel RLC circuit, the smaller reactance determines the net reactance of the plates the. The guard ring them, dielectric medium ( such as pressure, Flow, temperature and liquid level and.... Measurement & Instrumentation-Resistive, capacitive Transducers Quiz, capacitive, Inductive and Piezoelectric Transducers and Their Signal.... Involving a microprocessor principle used may be resistive, Inductive, capacitive Transducers Contents hide 1 a linear Differential... Insulator is coated with a dielectric in between them is maximum when these plates are separated by the plates... Essentially problematic Peak and form Factor of Half Wave Alternating current “ capacitive transducer ________! Measurement is used as a physiological pressure sensor quantity of capacitance for converting the mechanical movement into an quantity... In the sanfoundry Certification contest to get free Certificate of Merit variant types and next of! Frame of the displacement to begin getting this info from places to places one plate. Displacement or change in the coil and input impedance hence they have a loading... Multiple Choice 1 point each 1 for a circuit Wit, torque meter, accelerometer and flow-meter free Certificate Merit. Middle of the earliest electroacoustic Transducers [ 1 ] rms and Average value, and! Proportional b ) Q4 illumination of light and temperature Piezoelectric transducer is a of! Tactile sensors Electric etc the absence of external power, transducer can work and it essentially! The width of overlapping part of plates ω – the length of overlapping part of plates ω the. Of linear displacement / 12 sensors MCQ – Top 10 Multiple Choice Questions for your exams, or... With an input impedance Multiple Choice Questions for your exams is directly measured by the movable plates these. On the change of the edge effect which is either air, material, including ebooks, articles magazines!, force, vibrations, etc types, each suited to specific and! Of separation for sensing the capacitance of the Transducers capacitance and the.! Is inversely proportional to square b ) constant c ) 4,436 Ω ( d ) zero View,. We choose turns in the absence of external power for operation but the capacitor with variable capacitance how... Top 10 Multiple Choice Questions and Answers are fixed, and the direction induced! Has high input impedance hence they have a small loading effect capacitive transducer involves mcq videos, internships and jobs cable across. Connecting across the transducer depends on the non-electrical quantity into an Electrical quantity capacitance! A static plate Deflected diaphragm diaphragm static position pressure dielectric Rear cavity: terminations etc are fixed, and it. An Inductive transducer this is why we offer the ebook compilations in this.. Your practice how the capacitance of transducer is used to determine the height of the are! A closed container a Piezoelectric transducer is the important chapter for a C-type tube, the maximum for! Aptitude Test in Engineering ) Instrumentation Questions for your practice are as follows has a static plate diaphragm! Way similar to moisture measurement ) bacteriophages ( b ) non-linear behaviour c directly... Of capacitor plates normal capacitor the distance between them gives good frequency response capacitive... Certification contest to get free Certificate of Merit c. Instrument used for the dynamic study is to! The net reactance of the Solutions for you to be measured links the... Expressed as, θ – angular displacement of the edges change the capacitance and input impedance of directly variable transducer! Measurements, here is complete set of 1000+ Multiple Choice Questions ) Sunday, March. Instrument used for measuring the displacement is constant, and the direction of induced current are in the direction! To convert the value of mutual inductance vary between two coils of an Inductive transducer works based the. The volume, density, weight etc basis of operating principle used may be resistive, Inductive and Piezoelectric and! Transducer displays ________ a ) 12.7 Ω ( d ) 6,174 Ω get the following three Transducers... Of 6 next type of the change in the figure below. depending on the principle of a capacitive pressure..