But Piezoelectric Crystal can work as a transducer also. b) High linearity According to another definition of transducer can be given as a device, which when actuated by the energy in one form, supplies energy either in the same form or in another form to a second transmission system.. Whereas, the inverse transducer changes the electrical quantity into the physical quantity. To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers. An electric motor converts electrical energy into motion. Photoconductive transducer, Thermocouple, Pressure gauge, strain gauge. The other differences between the transducer and inverse transducer are shown below in the comparison chart. Transducer. An inverse transducer is a device which converts a) b) Electrical quantity into mechanical quantity c) Electrical energy into thermal energy d) An electrical quantity into a non electrical quantity Ans : (d) 7. In PMMC device, torque and number of turns have _______________ d) Output transducers c) BANI0 For measuring the physical quantities, it is essential to convert it into an electrical signal, and this can be done with the help of the transducer. The inverse transducer is the transducer which converts the electrical quantity into a non-electrical quantity. Ex:-Resistive,inductive and capacitive transducers -An inverse transducer is defined as a device which converts an electrical quantity into a non-electrical quantity. Join our social networks below and stay updated with latest contests, videos, internships and jobs! The important characteristics of transducers are – Transfer Function. For example Piezoelectric crystal. The process of converting one form of energy to … Is a device which detects or measures a physical property and … Save my name, email, and website in this browser for the next time I comment. A thermistor reacts to temperature variations. Here input quantity is non-electrical quantity. The transducers that converts the input signal into the output signal, which is a discrete function of time is known as _____ transducer. Input transducers and inverse transducers are the same. View Answer, 5. In this type of transducers, an electrical signal is intentionally converted into some sort of physical change. When the output quantity is electrical, then transducer is called as Electrical Transducer. Transducer– The device which converts the non-electrical quantity into an electric quantity is known as the transducer. c) Input transducers D Pulse. b) Force to voltage View Answer, 10. B Analog. And the LVDT is used for measuring the displacement. Which of the following is an inverse transducer _____________ 4: TRANSDUCERS AND INVERSE TRANSDUCERS (An inverse transducer is a device which that converts an electrical quantity into a non-electrical quantity) Inverse transducers are the devices operating just opposite to transducers. A transducer is a device which converts signals from one form to another. b) Direct proportionality Sanfoundry Global Education & Learning Series – Instrumentation Transducers. c) Force to force The transfer function of a transducer defines a relationship between the input … A transducer is a device which, when actuated transforms energy from one form to another. An inverse transducer is a device which converts a) Mechanical quantity to Electrical quantity b) Electrical quantity into mechanical quantity c) Electrical energy into thermal energy d) An electrical quantity into a non electrical quantity Ans : (d) Q8. Example of Inverse transducers are piezoelectric crystal. View Answer, 4. A piezo-electric crystal acts as an inverse transducer because when a voltage is applied across its surfaces, it changes its dimensions causing a mechanical displacement. 5. a) Less stability d) Voltage to voltage The transducer has high electrical input and low non-electrical output. Transducer 1. Simply we can say that it is a device capable of converting physical quantity into a proportional convenient form or state. C Digital. Inverse Transducer – The transducer which converts the electric quantity into a physical quantity, such type of transducers is known as the inverse transducer. d) BA2NI0 Your email address will not be published. a) Electrical quantity to non-electrical quantity Inverse Transducers: Devices which convert an electrical quantity into non-electrical quantity is called Inverse Transducer. Examples: The analogue ammeter … Difference Between Transducer & Inverse Transducer. The transducer transforms the non-electrical quantity into the electrical quantity. PMMC devices are converters of _____________ Examples: The analogue ammeter and the voltmeter convert the current into a displacement. d) Cadmium when an electric charge or voltage is applied to the surface of piezo-electric crystals, the dimensions of the crystal change due to deformation. In simple words, the control action of the physical quantity is possible only when these quantities are correctly measured. 32) Define an Inverse transducer. A microphone converts sound into electric impulses. Your email address will not be published. An inverse transducer is a device which converts. Give an example. c) Electrical quantity to electrical quantity itself Prepared by: Engr:Temoor Abbas Transducers 2. A mechanical force or displacement being converted into an electrical signal. device which converts a non-electrical quantity into an electrical quantity. b) Non-electrical quantity to electrical quantity d) Undetermined Sensor and its components. An electrical transducer is a device which converts any physical quantity ... Read more a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. • Active and passive • Analog and digital • Primary and secondary • Transducer and inverse transducer If you would like more information on transducers please contact us. A system with feedback loop doesn’t have ______________ Which of the following cannot act as inverse transducer? Inverse transducers are device which convert the electric quantity into physical or mechanical quantity. Which of the following represents torque produced in a PMMC device? Difference Between Active & Passive Transducer, Open Circuit and Short Circuit Test on Transformer, Difference Between Static and Kinetic Friction, Rotor Resistance Control of an Induction Motor, Two Wattmeter Method of Power Measurement, Difference Between Conduction and Convection, Difference Between Circuit Switching and Packet Switching, Difference Between Ductility and Malleability, Difference Between Physical and Chemical Change, Difference Between Alpha, Beta and Gamma Particles, Difference Between Electrolytes and Nonelectrolytes, Difference Between Electromagnetic Wave and Matter Wave. Inverse transducers are also known as _________________ Common examples include microphones, loudspeakers, thermometers, position and pressure sensors, and antenna.Although not generally thought of as transducers, photocells, LEDs (light-emitting diodes), and even common light bulbs are transducers. c) Lead zirconate a) Inverse proportionality The output of the transducer is the electrical quantity while the output of the inverse transducer is always the non-electrical quantity. View Answer, 2. The control action of the physical quantities like flow, rate, position, speed, temperature, pressure etc. For example, in servomechanism, the position of the shaft is controlled by measuring the exact position of the shaft. Inverse Transducer It is a device that converts an electrical quantity into non-electrical quantity. Primary and secondary transducers Primary transducer: The Mechanical device which converts physical quantity to be measured into a mechanical signal. Prim a ry and secondary transducer. The output quantity may or may not be electrical quantity. Inductive Transducers. An inverse transducer is a device which converts a) An electrical quantity into a non electrical quantity b) Electrical quantity into mechanical quantity c) Electrical energy into thermal energy d) Electrical energy into light energy Ans : (a) 7. Transducers are also known as “Pickups” and there are several types of transducer because there are varieties of parameters to measure. View Answer Answer: Digital 19 Self generating type transducers are _____ transducers. An inverse transducer is a device which converts a) An electrical quantity into a non electrical quantity b) Electrical quantity into mechanical quantity c) Electrical energy into thermal energy d) Electrical energy into light energy Ans : (a) 7. Explanation: Transducers are devices which transfers measurand which will be a non-electrical quantity to electrical quantity. b) Closed loop transducers An electrical transducer is a device which is capable of converting physical quanties into a proportional electrical quantity such as voltage or electric current. All Rights Reserved. View Answer, 6. The transducers can be classified as per figure-1 above into following types. Hence it converts any quantity to be measured into a usable electrical signal. Transducer – The device which converts the non-electrical quantity into an electric quantity is known as the transducer. b) Barium titanate a) Quartz The inverse transducer is the transducer which converts the electrical quantity into a non-electrical quantity. Capacitive Transducers. c) Zero-order operation Required fields are marked *. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Here when the Voltage is applied it results in the displacement to be produced or the deformation in the Piezoelectric material thereby imparting a mechanical movement(Physical quantity). In a PMMC device what change will happen to torque, if flux density increased? One of the major difference between the transducer and the inverse transducer is that the transducer changes the non-electrical quantity into an electrical quantity while the inverse transducer changes the electrical quantity into the non-electrical quantity. Introduction Transducer is a device, which converts energy or information from one form to another. Transducer and inverse transducer. a) An electrical quantity into a non electrical quantity b) Electrical quantity into mechanical quantity c) Electrical energy into thermal energy d) Electrical energy into light energy. View Answer, 3. It is a precision actuator having an electrical input and low-power non-electrical output. A incandescent light bulb converts electrical energy into light. This physical quantity which is to be measured can be pressure, level, temperature, displacement etc. Ex:-Resistive,inductive and capacitive transducers -An inverse transducer is defined as a device which converts an electrical quantity into a … c) Equality A strain gauge is a passive transducer and is employed for converting. A transducer is a device that senses a physical parameter and converts it into a measurable form. Sensors. Inverse transducer is defined as a device which converts an electrical quantity into a non electrical quantity: A piezoelectric crystal acts as inverse transducer because when a voltage is applied across its surfaces, it changes its dimensions causing a mechanical displacement. Measurement, Instrumentation & Calibration, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Instrumentation Transducers Questions and Answers – Feedback Transducer System, Next - Instrumentation Transducers Questions and Answers – Temperature Balance System, Genetic Engineering Questions and Answers – Mutagenesis using PCR and Recovery of Mutated Sequences, Genetic Engineering Questions and Answers – Choosing the Right Mutations, Database of Mutant Lines and Gene Disruption, Design of Electrical Machines Questions and Answers, Electrical Engineering Questions and Answers, Electrical & Electronics Engineering Questions and Answers, Best Reference Books – Technology, Engineering and Sciences, Mechatronics Engineering Questions and Answers, Electrical Machines Questions and Answers, Basic Electrical Engineering Questions and Answers, Electrical Measurements Questions and Answers, Analytical Instrumentation Questions and Answers, Biomedical Instrumentation Questions and Answers, Instrumentation Engineering Questions and Answers, Instrumentation Transducers Questions and Answers, Instrumentation Transducers Questions and Answers – Feedback Accelerometer System, Instrumentation Transducers Questions and Answers – Analog Recorders, Instrumentation Transducers Questions and Answers – Electro Mechanical Transducers, Instrumentation Transducers Questions and Answers – Pressure Measurement, Instrumentation Transducers Questions and Answers – Beam Balance Systems. a) Open loop transducers Usually a transducer converts a signal in one form of energy to a signal in another. b) BNI0 Definition: The transducer which converts input quantity into output having digital pulses is called digital transducer. A Active. The process of conversion of quantities is known as the transduction. A Active. b) False Inverse transducer is system which converts _________________ Answer: Inverse transducers 7 ... 14 An inverse transducer is a device which converts A An ... 18 The transducers that converts the input signal into the output signal, which is a discrete function of time is known as _____ transducer. The inverse transducer converts the electrical quantity into the non-electrical quantity. TRANSDUCERS QUIZ ELECTRONICS & INSTRUMENTATION electronic instrumentation transducer quiz Solved Questions on Transducers Transducers MCQ 1. d) Non- electrical quantity to non-electrical quantity itself Characteristics Of Transducers. View Answer, 9. d) None of the mentioned The photoconductive cell, thermocouple, pressure gauge are the examples of the non-electrical quantities. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Inverse Transducers”. Introduction to transducers •A transducer is a device that converts one form of energy to other form. Example: • Shaft Encoders . c) Remain constant This can include loudspeakers and linear positioners are well as physical quantity to electrical signal devices. Whereas, the input of the inverse transducer is the electrical quantity. examples are microphone, incandescent light and electric motor. Voltage and current Generating Transducers. The transducer changes the physical quantity into an electrical quantity. c) Load cell Whereas, the inverse transducer changes the electrical quantity into the non-electrical quantities. A most useful application of inverse transducer is in feedback measurement systems. Whereas the Inverse transducer is the one where an ELECTRICAL quantity is converted to non-electrical(Physical quantity).An example of an Inverse transducer is Inverse Piezo Electric Transducer. 1. A transducer is a device that converts energy from one form to another. a) Piezoelectric transducer a) Increases Transducers are often employed at the boundaries of automation, measurement, and control systems, where electrical signals are converted to and from other physical quantities. Definition and General Concept of Transducer Definition The transducer is a device which converts one form of energy into another form. View Answer, 8. a) Voltage to force A device which converts an electrical quantity into a non-electrical quantity. •In other word it is a device that is capable of converting the physical quantity into a proportional electrical quantity such as voltage or current. On the basis of transduction form used Resistive Transducers. Transducers Prof. B. D. Kanani, EE Department E lectrical M easurements and M easuring I nstruments (2130903) 1 5.1. The oscilloscope is used for converting the electrical signal into a physical displacement. B Passive. A transducer is a device which converts one quantity into another quantity. In other words, the transducer is a kind of actuator which has an electrical input and the non-electrical output. The. Piezoelectric Transducer, current carrying conductor placed in an magnetic field. depends on the measurement of the physical quantities. Ans : (a) 7. A transducer is a device which converts one form of energy into another; we are surrounded by them in everyday life but they can also be more complicated types of sensors and actuators. An inverse transducer is a device which converts the electrical quantities (signals) into non-electrical signals e.g. A transducer is an electronic device that converts energy from one form to another. In other words, the transducer is a kind of actuator which has an electrical input and the non-electrical output. The transducer converts the non-electrical quantity into an electrical quantity. Inverse Transducer– The transducer which converts the electric quantity into a physical quantity, such type of transducers is known as the inverse transducer. d) All of the mentioned b) LVDT Transducers and inverse transducers 4. The input of the transducer is the non-electrical quantity. © 2011-2020 Sanfoundry. When voltage across the … The transducer has high electrical input and low non-electrical output. d) Bourdon tube Transducers and Inverse Transducers- -A Transducer can be broadly defined as a device which converts a non-electrical quantity into an electrical quantity. a) True a) BAI0 The transducer is a type of device that converts the physical quantities like pressure, brightness, displacement into an electrical quantity. The name itself implies that the function of Inverse Transducer is inverse of the Transducer. View Answer. Metals have Positive Temperature Coefficient (PTC) of resistance. Examples: The thermocouple converts the temperature into the small voltage. 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