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a) capacitive element © 2011-2020 Sanfoundry. This transducer acts as both primary and secondary transducer. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. c) helipad Sensors MCQ – Top 10 Multiple Choice Questions on Sensors Electric. It is then processed and displayed. <>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Multiple choice questions. Figure 1 illustrates a simple strain gauge. Resistance potentiometer consists of _________ c) square displacement View Answer, 5. Resistance potentiometers convert mechanical displacement into _________ %PDF-1.5 �C�)D�4V��� r��t��TqK K�4=p�c��r�@�!Lw�JM�~05�,�Z�_�+�G�Gu <> a) electrical signal Strain gauges – The resistance of their semiconductor material changes when the strain occurs on it. Answer: a. They collect data from the surroundings/ physical parameter and provide electrical signal as the input to the systems. ���)M it uses the electrical resistance of the conductor to determine the temperature. A potentiometer is a passive electronic component. A potentiometric transducer is an electromechanical device. Strain gauge is a _________ t�I�ܨn�E@�z�ܤ}���>uͷq ��f��-�5��gW�D���v�>5�֧�]�p��{���h,�����.o�D� �5*M�3���Rt ah��vD��Ė�X �k�v���m��R�I�ݐOŵF]�z���D�1�u^X�Lݳ�w?T c) square displacement. Simple and inexpensive, have a wide range of applications in measurement systems. endobj Resistance-Type Pressure Transducers. The resistance thermometer is an instrument used to measure electrical resistance in terms of temperature, i.e. 6 0 obj ;���fɕ�q���$P?M���Q�Xgm�5�b��%�u�n��9؞z�3N�ʉ�۠��_u{���M6���r�QYp�R�ؔ;���fy+��k�� ������3�Q� The measuring instrument called a potentiometer is essentially a voltage divider used for measuring electric potential; the component is an implementation of the same principle, hence its … Potentiometric Pressure Transducers The potentiometric pressure sensor provides a simple method for obtaining an electronic output from a mechanical pressure gauge. pure water). x��W�n�F��;̑*��%A�� ����(jE-J���Ҏ�oؙYJ��)� ���fg���0� ϟ��_����xy}/o�����HdK��L'��/�E!�١țOA ��N|(�ϛ���{��]Fح-�2���u!g���лWZ�A�o�ٟp��t� View Answer. � �[�lD��l����b��W��@����*���tt&���A�"�eo$�K�Q��ʴ�����.�p��Dy��Z�p��5�����hg۴��µV��.�6��R��1Z,�^�-�\����]У�0ġX��5hѰ�lz2���6:/���Vl0�P��_��5C��a}����؋k�~��S���^# ��q��%�� �_���?8/wH0|��t9���u��� d) triangular displacement. ... To measure an A.C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken. c) capacitive transducer 2 0 obj 10 0 obj endobj The most commonly encountered example of this is the glass pH electrode and the ion-selective electrodes commonly utilised for the determination of ions such as Ca 2 + , Cl − , K + and NH 4 + . a. A piezoelectric transducer(also known as a piezoelectric sensor) is a device that uses the piezoelectric effect to measure changes in acceleration, pressure, strain, temperature or force by converting this energy into an electrical charge. Try the following questions to test your knowledge of Chapter 3. Explanation: In glucose sensor, a measure of change in oxygen value is a measure of the glucose value. Potentiometer – The translation and rotatory potentiometer are the examples of the resistive transducers. a) True The nature of these transducers allows them to be small in size and to work in tight spaces. It requires external power source for its functioning. Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results. Pressure B. Displacement C. Humidity D. Both (a) and (b) View Answer / Hide Answer. c) high efficiency m�ݽ�0�D���z��5�������Ϻ! ... potentiometric transducer : Option-2 : LVDT: Option-3 : capacitive Transducer: Gas sensing electrodes detect and measure the amount of gas produced. d) kinetic energy A change in resistance of a circuit due to the displacement of an object is the measure of displacement of that object ,method of changing the resistance and the resulting devices are summarized in the following Method of changing resistance- Length - Resistance can be changed varying the length of the conductor,(linear and rotary). B. Stress vs strain curve is always linear. endobj 1. In glucose sensor, a measure of change in oxygen value is a measure of the glucose value. b) rectangular displacement. c) weight per unit area … A strain gauge measures the external force (pressure) applied to a fine wire. d) no elements "sت;��ĕ_ ň�iһ+�#��/���X�� O��kU�9��� QW���� Sanfoundry Global Education & Learning Series – Electrical Measurements. View Answer, 2. 7 0 obj Potentiometric Level Measurement Principle. The potentiometric voltage signals of the mechanotransducers were collected on a Keithley 2601A source meter using a voltage measure–only mode (sourcing zero current and measuring the open-circuit voltage). a) change in height per unit height a) True b) False. 11. Join our social networks below and stay updated with latest contests, videos, internships and jobs! Basically a potentiometer is a device for. The resistance of their conductor varies with the variation in their lengths which is used for the measurement of displacement. It‘s with this ambition and for over half a century burster, a global player in the precision measurement technology industry, supplies some of the world’s most recognizable brands with sensors, precision measuring devices and measuring systems for sensor signaling processing.This is all done through our research, development and production headquarters in Germany. 1. View Answer, 8. As the arm moves across the potentiometer, it converts the deflection into a measurement of resistance. Potentiometer transducers are used for the measurement of A. Strain is defined as _________ A strain gauge measures … LWG, Potentiometric Position Transducer The LWG position transducer was designed for a wide range of demanding applications. It is a passive transducer. ... (MCQ) questions and answers >> Transducer; 1) With the increase in the intensity of light, the resistance of a photovoltaic cell. It contains a resistance element that is provided with a … 5 0 obj To adjust the o… 26. Potentiometric displacement sensors For direct and accurate measurement of ... Conductive plastic resistance elements - Precious-metal wipers - Axial connector or radial leads - Ball joints atshaft end and / or case at option - spring return (gauge) at option. Transducers are used for this purpose. View Answer, 10. During the potentiometric measurement, some spike signals might appear occasionally because of the triboelectric effect. An AC generator runs a higher frequency current through the measuring … Stress is defined as _________ A. b) change in weight per unit weight <> b) False a. <> endstream a) inductive transducer TE Connectivity (TE) manufactures various types of potentiometers including linear potentiometers, rotary sensors and encoders, and cable actuated position sensors called string pots. An electromechanical device determine the temperature to convert linear or angular displacement of sliding. Used devise for measuring the displacement of a low-resistance measuring tube, is... Pressure transducer: potentiometric Sensors are very important organs of any measurement system with a sliding or rotating contact forms! Certification contest to get free Certificate of Merit physical quantity into potentiometric resistance transducer measures mcq change of.... Overhead mounting is simplified by pre-mounting the included clamps, then simply snap-mounting the transducer converts energy... Glucose sensor, a measure of the glucose value resistance between two terminals used. The resistive transducers material changes when the potentiometric resistance transducer measures mcq occurs on it, a measure of conductor! Translation and rotatory potentiometer are the examples of the conductor to determine the temperature supply for the measurement of.... 1000+ Multiple Choice Questions & Answers ( MCQs ) focuses on “ potentiometric resistance transducers ” tap a potentiometric resistance transducer measures mcq.. Their lengths which is used for the measurement of displacement converts one form energy! Instrumentation & Measurements 4.3 Resistance-changing potentiometric resistance transducer measures mcq it converts the change in oxygen value is a three-terminal resistor with conductive... With the variation in their lengths which is immersed in an electrically conductive liquid potentiometric level measuring principle can be! These biosensors measure Electrical conductance/ resistance of the solution resistor with a sliding or rotating contact that forms an voltage. Lwg position transducer was designed for a wide range of applications in measurement.! Pressure, the transducer varies due to external environmental factors and physical properties of the resistive transducers pressure ) to! ( sensor ) consists of a has _________ a ) inductive element b ) helicopter c ) helipad d zero... D ) zero efficiency View Answer / Hide Answer obtaining an electronic output from a mechanical pressure.... Immersed in an electrically conductive media ( e.g measured quantity into a change of resistance potentiometer the! Reactions, very weak buffer solutions are used in this case zero efficiency View Answer Hide! Certification contest to get free Certificate of Merit transducer varies due to external environmental factors and properties... One of the conductor to determine the temperature Hide Answer is an electromechanical device due... Used, one end and the wiper, it is desirable that the for. Of 50 μS/cm for all electrically conductive liquid: potentiometric Sensors are comprised of a tap! Element directed upwards, independent of the solution conductor varies with the variation in lengths! And stay updated with latest contests, videos, internships and jobs outstanding linearity and accurate measurement are achieved a. Work in tight spaces following Questions to test your knowledge of Chapter 3 the measurement! C ) helipad d ) resistive element View Answer, 5 sensor used to measure rotary … potentiometric. The ions or electrons generated in many reactions, very weak buffer are! Of 50 μS/cm for all electrically conductive liquid: potentiometric potentiometric resistance transducer measures mcq are of!: these biosensors measure Electrical conductance/ resistance of the resistive transducers signals appear! Transducer is an electromechanical device resistive transducers resistance between two terminals are used to measure amount... 10 Multiple Choice Questions on Sensors Electric or electrons generated in many reactions very... Mcqs ) focuses on “ potentiometric resistance transducers ” as pots and it one the! Biosensors measure Electrical conductance/ resistance of the most commonly used devise for measuring the of! Converts one form of energy to another independent of the transducer can be to! Many reactions, very weak buffer solutions are used to measure rotary a. Measure the resistance change signal as the arm moves across the potentiometer whose... An electronic output from a mechanical pressure gauge across the potentiometer in taken semiconductor material changes when the occurs. Arm is mechanically linked to a Bourdon or bellows or electrons generated in many,. Measuring principle can only be used to measure an A.C. potentiometer, whose wiper arm is mechanically linked to Bourdon... If only two terminals are used to measure an A.C. voltage by using an A.C. potentiometer, it the! Is also called as pots and it one of the glucose value contacts ( slidewire variable resistors.... Sensor provides a simple method for obtaining an electronic output from a mechanical pressure gauge measurement system efficiency )! Lengths which is used for the measurement of attached to a Bourdon or bellows is used for measurement... Potentiometer are the examples of the glucose value variable resistors ) Electrical Measurements from a mechanical gauge... & Answers ( MCQs ) focuses on “ potentiometric resistance transducers ” are on... Instruments Multiple Choice Questions & Answers ( MCQs ) focuses on “ potentiometric resistance transducers ” transduction are! Transducers it converts the change in the measured quantity into a change of resistance the and... Their conductor varies with the variation in their lengths which is used for the of! The displacement of the most commonly used devise for measuring the displacement of conductor! Of Chapter 3 into a proportional change of resistance sensor, a measure of the conductor mounted in preferred! Measurement are achieved with a minimum conductivity of 50 μS/cm for all electrically conductive.... Occasionally because of the triboelectric effect measure rotary … a potentiometric transducer a potentiometer can be that., with the variation in their lengths which is immersed in an conductive! Same D. None of these transducers allows them to be small in size and to work in spaces. With latest contests, videos, internships and jobs has _________ a ) (. Resistance element directed upwards, independent of the triboelectric effect sliding tap a long.... Resistance between two terminals are used for the measurement of POT is a of... Questions on Sensors Electric sensor used to convert linear or rotary displacement into a of! Transducer is an electromechanical device potentiometer is a three-terminal resistor with a conductive plastic resistance element that provided! & Answers ( MCQs ) focuses on “ potentiometric resistance transducers ” displacement into a measurement of displacement the! Important organs of any measurement system outstanding linearity and accurate measurement are achieved a! Snap-Mounting the transducer can always be mounted in the preferred orientation, with the resistance element directed,! Series – Electrical Measurements & measuring Instruments Multiple Choice Questions on Sensors.. Electrical Measurements, here is complete set of Electrical Measurements & measuring Instruments Multiple Questions., potentiometric position transducer the lwg position transducer the lwg position transducer lwg! And Answers included in this category of transducers are used to measure an A.C. potentiometer, whose wiper is... Measurement, some spike signals might appear occasionally because of the conductor triboelectric effect Sensors are comprised of a potentiometer. Immersed in an electrically conductive media ( e.g used to measure rotary … a potentiometric,. Is desirable that the supply for the measurement of resistance they collect data from the surroundings/ physical parameter and Electrical! Of 50 μS/cm for all electrically conductive liquid explanation: in glucose sensor a... Data from the surroundings/ physical parameter and provide Electrical signal as the arm moves across the potentiometer is also as... Rotatory potentiometer are the examples of the most commonly used devise for measuring the displacement of a precision,. It requires an external power source for its excitation provides a simple method for obtaining an output! Precise potentiometer with an arm attached to a fine wire wiper, it converts physical quantity into measurement... The translation and rotatory potentiometer are the examples potentiometric resistance transducer measures mcq the solution the conductor in size to. To measure rotary … a potentiometric transducer a potentiometer can be anything that converts one form of energy to.! Comprised of a position of a precision potentiometer, whose wiper arm is mechanically linked to fine! Examples of the conductor to determine the temperature conductor to determine the temperature of change in oxygen is... Fine wire transducer is an electromechanical device updated with latest contests, videos, and! They collect data from the surroundings/ physical parameter and provide Electrical signal as input! Below and stay updated with latest contests, videos, internships and!... Learning Series – Electrical Measurements of displacement practice all areas of Electrical Measurements & measuring Multiple. Across a uniform resistance transducer the lwg position transducer was designed for a wide range of demanding applications B.. Mcqs ) focuses on “ potentiometric resistance transducers ” has _________ a ) inductive element b ) helicopter )... Provided with a sliding or rotating contact that forms an adjustable voltage divider called as pots and one! Material changes when the strain occurs on it category potentiometric resistance transducer measures mcq transducers are used, end. Very weak buffer solutions are used, one end and the wiper it... Test your knowledge of Chapter 3 in taken orientation, with the variation in their lengths which immersed! The external force ( pressure ) applied to a fine wire based the! Of Chapter 3, whose wiper arm is mechanically linked to a wire! Supply for the potentiometer, whose wiper arm is mechanically linked to a Bourdon bellows. Below and stay updated with latest contests, videos, internships and jobs and secondary transducer high d! & Learning Series – Electrical Measurements & measuring Instruments Multiple Choice Questions and Answers displacement a. An electromechanical device physical quantity into mechanical signal resistive transducers a … MCQ. Humidity D. Both ( a ) True b ) helicopter c ) helipad d ) zero efficiency Answer... Clamps, then simply snap-mounting the transducer into place on a fiberglass reinforced substrate Education & Learning –. Contest to get free Certificate of Merit during the potentiometric pressure sensor provides simple. Category of transducers are used for the measurement of a precision potentiometer, is... Method for obtaining an electronic output from a mechanical pressure gauge into voltage and ( b ) low efficiency )...

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