a) True d) Thermistor Some of the main parameters are given below. Which of the following is not transducer? The transducer, which converts non-electrical form of energy into electrical form of energy is known as electrical transducer. Piezo Electric Transducer; Photo Electric Transducer; Thermo Electric Transducer; We will discuss about these active transducers in next chapter. The reason why is because passive transducers require an external power supply to operate. Transducers are electric or electronic devices that transform energy from one form to another. View Answer, 2. a) Active transducer b) Analog transducer c) Digital transducer d) Pulse transducer. Basically, Transducer converts one form of energy into another form of energy. b) False So what makes this part of the fishfinder so important? A transducer is a device which, when actuated transforms energy from one form to another. c) Piezoelectric transducer Although not generally thought of as transducers, photocells, LEDs (light-emitting diodes), and even common light bulbs are transducers. a) Strain gauge b) Encoder c) Thermistor d) LVDT. Answer: Option C . d) Fidelity A thermocouple is used to generate a voltage corresponding to the heat that is generated at the junction of two dissimilar metals. Selection of a transducer is one of the most important factors which help in obtaining accurate results. a. the heart c. the cerebral cortex b. the eye d. the skeletal structure. Dynamic Range: For a transducer, the operating range should be wide, so that it can be used over a wide range of measurement conditions. 30 seconds . An active transducer is one that does not require any power source in order to function. a) True In general, the process of transduction involves the conversion of one form of energy into another form. This transducer has good accuracy and is considered to be stable in operation with a good life span. here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Mechatronics Questions and Answers – Transducers – Static Characteristics, Next - Mechatronics Questions and Answers – Displacement Sensors, Mechatronics Questions and Answers – Transducers – Static Characteristics, Mechatronics Questions and Answers – Displacement Sensors, Aircraft Maintenance Questions and Answers, Geotechnical Engineering II Questions and Answers, Engineering Metrology Questions and Answers, Mechatronics Engineering Questions and Answers, Electrical Measurements Questions and Answers, Dynamic Programming Problems and Solutions, Instrumentation Transducers Questions and Answers, Instrumentation Transducers Questions and Answers – Measurement and Callibration, Electrical Measurements Questions and Answers – Classification of Transducers, Mechatronics Questions and Answers – Measurement Systems, Instrumentation Transducers Questions and Answers – Filtering and Dynamic Compensation, Instrumentation Transducers Questions and Answers – Inverse Transducers, Biomedical Instrumentation Questions and Answers – Classification of Transducers, Instrumentation Transducers Questions and Answers – Pressure Measurement, Instrumentation Transducers Questions and Answers – Measurement of Errors, Instrumentation Transducers Questions and Answers – Digital Transducers, Instrumentation Transducers Questions and Answers – Photo Electric Transducers. Which among the following transducer is an example of active transducer? Types and Examples. ON is logic 1 and OFF is logic 0. Here input quantity is non-electrical quantity. In fact, the power required for functioning is derived from the physical change itself. b) By increasing precession A. Active Transducer: Active Transducers are those which does not require external power supply to work. In this case, the switch has only two possible states: either it is ON when pushed or it is OFF when released or not pushed. In reality, however, anything that converts energy can be considered a transducer. View Answer, 9. The second classification of the transducer can be done based on physical quantity changed that is, the end-use of the transducer behind the conversion. c) Strain gauge The block diagram of passive transducer is shown in below figure. Ungraded . c) By reducing sensitivity In fact, crucial because without is your device will not function at all or at best provide you with some useless clutter that adds nothing to your fishing. C. Convert the primary signal into a more useful quantity, usually an electric impulse. Which instrument can be used to measure time without any errors? We will discuss about these active transducers in next chapter. c)Microphone. Following are the examples of active transducers. First let’s discuss about two main types of transducers which we use everyday in our industrial life. The transducer basically is a device that will convert any physical quantity into an ELECTRICAL signal. b) Accuracy Following are the examples of passive transducers. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. b) Digital Clock An example of a passive transducer is differential transformers. These are also used in the systems which perform specific tasks, to communicate with the real world. Active transducers are those types of transducers that convert one form of energy to another without any external power source. For Example, the speed meter of a car which shows digits on screen is an example of the Transducer and also the length which measures and displays it on a screen, the change in temperature or change in Resistance. a) Analog Clock It is also called self-generating transducer, since it doesn’t require any external power supply. Now, let us discuss about these two types of transducers briefly. Temperature Transducer Definition: The temperature transducer converts the thermal energy into a physical quantity likes the displacement, pressure and electrical signal etc. b triode 13 Which one of the following is not an example of a transducer e pre. Example of active transducer is piezoelectric crystal. When the mechanical element whose displacement is to be calculated is moved, then it will change the flux path’s permeance which is generated from the circuit. b) triode 13. a) LDR (Light dependant sensor) b) Strain gauge c) Hall effect sensor d) Photovoltaic cell View Answer. Pages 5 This preview shows page 2 - 4 out of 5 pages. The advantages include the following. Which among the following is not a dynamic characteristic? Fidelity is a static characteristic. Thermocouple. Resistive Transducer Circuit. b) False In retardation type measuring lag the instrument responds after an unspecified dead time lag. D. Codify/decodify the input signal. a) Response speed The second classification of Transducers is based on the physical quantity converted i.e. a) By increasing accuracy Which of the following is not a characteristic of an ideal transducer? View Answer, 8. View Answer, 13. Temperature Transducer Definition: The temperature transducer converts the thermal energy into a physical quantity likes the displacement, pressure and electrical signal etc. There are various electrical and electronic components are used to build the circuits and projects for engineering students. Ans : (d) 4. b) False Hence the transducer will just convert the energy from one form to another and all the remaining work is done by the additional … Report an issue . The best example of such a transducer is a thermocouple. b) Dynamic errors An example electromagnetic transducer may be provided for a fluid parameter meter. These transducers work only through the energy conversion principle, where they produce an electrical signal that is proportional to the input. It is also called a self-generating transducer it generates its own voltage or current. Common examples include microphones, loudspeakers, thermometers, position and pressure sensors, and antenna. c) By increasing resolution c) Systematic errors Strain gauge, LVDT and thermocouple are examples of. A foam like material, having a It can perform in an industrial environment. In the above given example of thermocouple. the end use of the transducer after the conversion. In this type of inductive transducer, a simple single coil is used as the transducer. This articles describe mechanical transducers like bellows, Bourdon tube, spring, manometer, proving ring, diaphragm, thermocouple bimetal etc. A transducer is a device that converts energy from one form to another. a) True Based on its working, transducers are classified into the following parts. Measurement is an important subsystem in any major system, whether it may be a mechanical system or an electronic system. Join our social networks below and stay updated with latest contests, videos, internships and jobs! We will discuss about these passive transducers in later chapters. It can be subjected to a high switching rate as is required in industrial applications. Photo-electric cell. Transducer: A transducer is a device that transforms a signal from one energy form to another energy form. Passive transducer requires external power supply. School York University; Course Title NATS 1520; Type. To practice all areas of Mechatronics, here is complete set of 1000+ Multiple Choice Questions and Answers. Ans: None of the above. d) Photovoltaic cell d) By reducing time lag b) By increasing tolerance Test Prep. The example electromagnetic transducer may include at least one permanent magnet, a first armature mounted in magnetic cooperation with the permanent magnet, and a second armature mounted in magnetic cooperation with the permanent magnet. Which among the following transducer is an example of active transducer? answer choices . For example, for a transducer used for temperature measurement, sensitivity will be expressed in mV/’ C. A high sensitivity is always desirable for a given transducer. It modifies the inductance of the circuitas well as the equivalent output. This doesn’t mean that these types of transducers don’t require power at all. The best example of this circuit is the sliding contact device. the given non-electrical energy is converted into an electrical energy. Which of the following is a digital transducer? Ans: All of the above (microphone, radio antenna and headet) are examples of transducers. b) False It is an electrical device used for automatic measuring of temperature. As shown in the figure, active transducer will produce an electrical quantity (or signal), which is equivalent to the non-electrical input quantity (or signal). View Answer, 14. View Answer, 15. Ans : (b) 5. c) Atomic clock a) True 9. 8. The transducer, which can produce one of the electrical quantities such as voltage and current is known as active transducer. a) High dynamic range b) Low linearity c) High repeatability d) Low noise View Answer Strain Gauge is a passive transducer that converts a mechanical elongation or displacement produced due to a force into its corresponding change in resistance R, inductance L, or capacitance C. A strain gauge is basically used to measure the strain in a work piece. View Answer, 3. Selection of Transducer. The circuit o/p can be directly adjusted against the input value. Join The Discussion. d) Piezoelectric transducer The thermocouple acts as a transducer but the additional circuits or components needed like the voltmeter, a display etc together from a temperature sensor.. A foam like material, having a resistance that varies depending on how much it is compressed, is known as are examples of transducers. A transducer is an electronic device that converts energy from one form to another. Many people think of a transducer as being a complicated, technical device designed to gather or transfer information. An example of an active transducer is a thermocouple. B. a) Photovoltaic cell d) Thermistor Inductive transducers can withstand adverse environmental conditions like temperature, humidity, etc. c) Hall effect sensor The classification of transducer-based on physical quantity includes the following. Active transducer: The transducer which does not require an external electrical power supply to convert a physical parameter into an electrical quantity. The block diagram of active transducer is shown in below figure. a) Chemical transducer Measuring lag is a dynamic characteristic. Modify the input signal. The main principle of the temperature transducer is to measure the heat and transfer the information after converting it into the readable form. In time delay type measuring lag the instrument responds immediately as soon as the input is altered. View Answer, 6. Answer : b) Is the answer (Amplifier) Solution : A transducer is a device that converts one form of energy into another. But, it produces the variation in one of passive elements like resistor (R), inductor (L) and capacitor (C). b)Amplifier. asked Apr 14, 2017 in Psychology by Michi. For example, even a speaker can be called as a transducer as it converts electrical signal to pressure waves (sound). The output quantity may or may not be electrical quantity. a) Static errors Which method can reduce dynamic error? The components are active and passive components, sensors, transducers, transmitters, receivers, modules (WiFi, Bluetooth, GSM, RFID, GPS), and so on. This set of Mechatronics Multiple Choice Questions & Answers (MCQs) focuses on “Dynamic Characteristics”. a) LDR (Light dependant sensor) Limit Switch is the simplest example of digital transducer. If a metal piece is subjected to a tensile stress, the metal length will increase and thus will increase the electrical … b) Thermoelectric transducer Following are the examples of active transducers. answered Apr 14, 2017 by SmithC . Which of the following is the best example of a transducer? As shown in the figure, electrical transducer will produce an output, which has electrical energy. 1. SURVEY . © 2011-2020 Sanfoundry. The transduction medium may be resistive, inductive or capacitive depends on the conversion process that how input transducer converts the input signal into resistance, inductance and capacitancerespectively. Which method can reduce dynamic error? 3. An example of a transducer can be well understood from the following picture. Which among the following transducer is an example of active transducer? Amplifier increases the strength of a signal. b) Measuring lag general-psychology; 0 Answers. But an electrical transducer will convert a physical quantity to an electrical one. When the output quantity is electrical, then transducer is called as Electrical Transducer. View Answer, 5. a) LDR (Light dependant sensor) Classification of Transducer. Therefore, directly it provides the parameter’s valve to … All Rights Reserved. Which among the following transducer is an example of passive transducer? There are various types of transducers depending upon the change in property or the energy they bring about to measure specified physical quantities. Uploaded By curlymusk97. Solar cell: – when the solar cell is exposed to sunlight or any other light, it converts light energy into its proportional DC voltage. A sensor may not be a transducer. A transducer that converts measurand into the form of pulse is called. a. laser b. stereo speaker c. microphone d. all are examples Active transducers do not require power source for operation. Analog voltmeter. 9. The use of these elements and devices is not limited to measuring systems. B triode 13 which one of the following is not an. Best answer . The communication can be … Which among the following transducer is an example of passive transducer? You may also want to check out these topics given below! Examples. d) Doomsday clock d)All of these. The block diagram of electrical transducer is shown in below figure. Sanfoundry Global Education & Learning Series – Mechatronics. c) Retardation type measuring lag For example, for a transducer used for temperature measurement, sensitivity will be expressed in mV/’ C. A high sensitivity is always desirable for a given transducer. Operating range : The range of transducer should be appropriate for measurement to get a good resolution. d) By increasing speed of response The transducer is classified by the transduction medium. 8. Dynamic Range: For a transducer, the operating range should be wide, so that it can be used over a wide range of measurement conditions. An example is the thermocouple; here, the fact that a current will flow in a continuous circuit of two metals, if the two junctions are at different temperatures, is used to generate electricity. 1. Following is not an example of transducer. A transducer that converts measurand into the form of pulse is called a) Active transducer b) Analog transducer c) Digital transducer d) Pulse transducer Ans : (d) 4. It is an electrical device used for automatic measuring of temperature. c) Dynamic error An electromagnetic transducer is disclosed. A push button switch is the best example of a digital sensor. For example, a stereo speaker converts the electrical signals of recorded music into sound. Answer: d Explanation: Photovoltaic cell is an example of active transducer. ). a) True Q. A primary transducer is used to change the physical quantity to the mechanical signal whereas a secondary transducer is used to convert a mechanical signal to an electrical signal. Example of transducers are: thermocouple; microphones ; The transducer consists of a sensor and signals conditioning circuits and finds application in communication systems to convert the electricity to electromagnetic waves. Passive Transducers. This process mainly includes a sensing element to sense the i… The distinction between input-transducer (physical signal/electric signal) and output-transducer (electric signal/display or actuation) is seldom used at present. The following setup uses a light sensor to measure the speed and produces a digital signal. Transducer is a device which converts one form of energy into another form i.e,. Usually a transducer converts a signal in one form of energy to a signal in another.. Transducers are often employed at the boundaries of automation, measurement, and control systems, where electrical signals are converted to and from other physical quantities (energy, force, torque, light, motion, position, etc. One example is a speaker, which converts an amplifier's electrical energy into sound waves or mechanical energy. Which error is also termed as measurement error? 0 votes. Which of the following is a digital transducer? Which of the following is not an example of a transducer? d) Statical error A measurement system consists of sensors, actuators, transducers and signal processing devices. Note that any device which is able convert one form of energy into another form is called as a transducer. a) By increasing stability a) Strain gauge b) Encoder c) Thermistor d) LVDT Ans : (b) 5. Which among the following is not a dynamic characteristic? This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Types of Transducers”. b) Thermocouple The function of a transducer is to. The following block represents the function of a transducer. As shown in the figure, passive transducer will produce variation in the passive element in accordance with the variation in the non-electrical input quantity (or signal). b) False View Answer, 12. b) Thermocouple Which one of the following … For example, a Pressure Transducer is a transducer that converts pressure into electrical signal. This transducer acts like a primary as well as the secondary transducer. View Answer. Mainly, the electrical transducers can be classified into the following two types. Following is small list of transducers classified based on the physical quantity and corresponding examples d) Time delay lag The output of electrical transducer is equivalent to the input, which has non-electrical energy. The following factors are to be considered while selecting a transducer for further applications, Operating Principle : The transducers are selected on the basis of operating principle it may be resistive, inductive, capacitive, optical etc. The transducer, which can’t produce the electrical quantities such as voltage and current is known as passive transducer. Note that a transducer and a sensor are not the same. a) Precession For example, a Pressure Transducer is a transducer that converts pressure into an electrical signal. The transducer is an important part of the fish depth finder system so it is important to understand what is a transducer. Amplify the input signal. The main principle of the temperature transducer is to measure the heat and transfer the information after converting it into the readable form. View Answer, 11. Note that, the output is not continuous rather it is in the form of pulse which means that it is discrete. c) LVDT (linear variable differential transformer) Comment * Related Questions on Process Control and Instrumentation. View Answer, 10. a)Loudspeaker. View Answer, 7. b) Strain gauge Example of digital transducer is a Shaft Encoder, Limit Switch, Digital Tachometer etc. View Answer, 4. Pneumatic cylinder

Analog voltmeter

alternatives

Thermocouple

Photo-electric cell

Pneumatic cylinder

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