Measuring a current. a. Photodiodes b. Phototransistors c. Laser d. Only (a) and (b) e. All the above Answer Explanation ANSWER: Only (a) and (b) Explanation: No explanation is available for this … A potentiometer wire is 100 cm long and a constant potential is maintained across it. The use of _____ instruments is merely confined within laboratories as standardizing instruments. Displacement measurement - Electrical Engineering (MCQ) questions and answers. 8. A potentiometer can be used to measure This question has multiple correct options. Linear displacement b. Angular displacement To measure a resistance with the help of a potentiometer it is (a) necessary to standardise the potentiometer (b) not necessary to standardise the potentiometer (c) necessary to use a volt ratio box in conjunction with the potentiometer (d) none of the above. Mcq Added by: Muhammad Bilal Khattak. These short solved questions or quizzes are provided by Gkseries. B. The input resistance between two points. Potentiometers are used to measure linear and angular displacement. Electrical and electronics measurements miscellaneous. a. 3. What is the magnitude of unknown emf? Psychrometer is an instrument for measurement of the humidity of the atmosphere. C. From the same source as the unknown voltage. A potentiometer is an instrument for measuring voltage or 'potential difference' by comparison of an unknown voltage with a known reference voltage.If a sensitive indicating instrument is used, very little current is drawn from the source of the unknown voltage. Copper and Aluminium ... Flow Measurement - MCQs with answers; Essentials Of Indicating Instrument - 1 - MCQs … | Inverse & Examples, Advantages and Disadvantages of 3D Printing, Measure the internal resistance of a cell, Different source other than unknown voltage, 14 coils and slide wire all having the same resistance, 14 coils and slide wire but the resistance of slide wire is half of that of each coil, 14 coils and slide wire all having the different resistance, 14 coils out of which 7 coils have resistance which is twice that of the remaining 7 coils, d.c. standard sources and transfer instruments, a.c. standard sources and transfer instrument, d.c. standard sources and d.c. galvanometer, Outside the generator circuit towards the load circuit, At a distance V/100 meters from the generator where V is the voltage to be measured in kV. Draw the phasor diagram under null conditions and explain how loss angle of capacitor can be calculated. Answer: Option C IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. E ∝ L ⇒ E = φL A.C Galvanometers: The A.C galvanometers are mainly used as a null detector in the bridge and potentiometer circuit. c) The saturation voltage V CE for silicon transistor is same as that for germanium. PLEASE COMMENT BELOW … [Delhi 2014 c] Ans.The potentiometer … The potentiometer is a device used to measure the internal resistance of a cell and is used to compare the e.m.f. Which of the following devices should be used for accurate measurement of low D.C. voltage? 56. Chapter 32: Multiple choice questions. When an unknown emf was connected, the balance was obtained at 82 cm. A potential divider is normally connected. C. unknown resistance. L1/L2 = 1 cm. 1. A) Thin. A potentiometer is a resistive sensor used to measure rotary motion as … Potentiometer is a type of transducer which works on the principle of sliding contact type. D. Any of the above. For measuring an A.C. voltage by an A.C. potentiometer the supply for the potentiometer is taken from. 4. Which of the following devices should be used for accurate measurement of low D.C. voltage? 1. 1. 1. Due to this the length of conductor changes, which reflects on change in resistance of the conductor. The standardization of AC potentiometer is done by using, 10. What is Diagonal Matrix? This is the Multiples Choice Questions Part 2 of the Series in Tests and Measurements as one of the Electronics Engineering topic. Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the … What will be the readings of the two wattmeters if the power factor is … B. An EMF source is connected between points a and b while a galvanometer is connected between points c and d. Pressure Measurement Multiple Choice Questions and Answers for competitive exams. The a.c. galvanometers are further classified as phase sensitive galvanometers and frequency sensitive galvanometers. These short objective type questions with answers are very important for Board exams as well as competitive exams. Following is the list of multiple choice questions in this brand new series: MCQ in Tests and Measurements PART 1: MCQs from Number 1 – 50 Answer key: PART 1 Previous Year Examination Questions 1 Mark Questions . Pyrometer is an instrument for recording high temperatures from a great distance (i.e., for recording temperature of the sun etc.) Since the reference voltage can be produced from an accurately calibrated voltage divider, a potentiometer can provide high precision in … c) The saturation voltage V CE for silicon transistor is same as that for germanium. Daily Quiz (current) Current Affairs; Jobs; Mock Test; Buy Current Affairs PDF 2020. 10 Here, the ending points of two secondary windings are joined together. 9. These are also used for measuring an effective or r.m.s. The transformer present in above circuit has a primary winding and two secondary windings. In a potentiometer, an electrically conductive wiper slides across a fixed resistive … Moderate Questions. Ans: a. 1.State the underlying principle of a potentiometer? 26. A charge is moving across a junction, then (a) … 5. (a) absolute (b) indicating (c) recording (d) … The potentiometer is a better device to measure potential difference than a voltmeter as null point method is used and hence, it can measure even the emf of cell but voltmeter cannot. A voltage V is supplied to the perpendicular. of two cells and potential difference across a resistor. To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken A. Reason The potential gradient for a potentiometer of longer length with a given source of e.m.f. Position or angle transducer. It can also use as a variable resistor in most of applications. Copper. (a) Derive the equation of balance of a Schering Bridge. The use of _____ instruments is merely confined within laboratories as standardizing instruments. A. 3. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. (A) Small range moving coil voltmeter ... voltmeter (D) None of the above. Comparing two voltages. Which of the following instruments indicate the instantaneous value of the electrical … … When a potentiometer is used for measurement of voltage of an unknown source, the power consume in the circuit of the unknown source under null conditions is . 9. In Preparation for the ECE Board Exam make sure to expose yourself and familiarize in each and every questions compiled here taken from various sources including but not limited to past Board Exam Questions in Electronics Engineering field, Electronics Books, … It is also used for measuring low resistances. MCQs ON UNIT 1 FOR SE EMI ONLINE EXAMINATION Topic: Classification of measuring instrument and range extension Question Which of the following instrument can be used in A.C. bridges for less frequencies up to 200 Hz only A Head phone B Tunable amplifier detector C Vibration galvanometer D All of the above Answer C Question Which of the following bridge is used in … The POT is a passive transducer since it requires an external power source for its excitation. Wein bridge finds application in (a) Frequency determination (b) Resistance measurement only (c) Harmonic distortion analyzer (d) a and … This tutorial will explain how to measure resistance of the potentiometer through at digital multimeter for its accurate value. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. (c) decrease resistance in series with the cell whose emf is … A. measurement of resistance B. measurement of current C. calibration of ammeter D. calibration of voltmeter E. all of the above. Physics MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Daily Quiz … A potentiometer is used to measure the voltage between two points of a D.C. circuit, which is found to be 1.2 V. This is also measured by a voltmeter, which is found to be 0.9 V. The resistance of the voltmeter is 60 kΩ. Measurement and Instrumentation Measurement and Instrumentation. To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken (A) From a source which is not the same as the … P and Q are known as the ratio arms. This contains 20 Multiple Choice Questions for Electrical Engineering (EE) Measurements And Instruments 1 MCQ (mcq) to study with solutions a complete question bank. C. Necessary to use a volt ratio box in conjunction with the potentiometer D. None of the above It can also use as a variable resistor in most of applications. Students can solve NCERT Class 12 Physics Current Electricity MCQs Pdf with Answers to know their preparation level. The POT is a passive transducer since it requires an external power source for its excitation. 6. A. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above Ans: a . (d) potentiometer does not take current from the circuit. Answer. A resistance of R draws the current form of the potentiometer. In hot wire instrument, the sensing wire is made of. ... B. measurement of current C. calibration of ammeter D. calibration of voltmeter E. all of the above. In coordinate AC potentiometer, two separate potentiometers are caged in one circuit as shown in the figure.The first one is named as the in-phase potentiometer which is used to measure the in-phase factor of an unknown e.m.f. (A) They are suitable for colored or turbid reactions, (B) The emf of the cell is zero at the equivalence point, (C) These are not suitable for analysis of dilute solutions less than 0.001M, (D) Liquid junction potentials will not influence the study, The electrode potentials are calculated by, To retard the hydrolysis of silicates and lessen the mobility of sodium ions, which of the following are added to the pH-sensitive glass membrane electrodes, The electrochemical analysis, in which the current is measured by keeping potential constant is, All of the following statements are correct regarding potentiometric titrations, except, In an electrolytic cell, metal passes in to ions at. And also it is used to compare the EMFs of different cells. Two cells are connected in series first to support one another and then in the opposite direction. 3. Pressure B. Displacement C. Humidity D. Both (a) and (b) ... Constantan is used for measurement of dynamic strains. [5] 6. Measurement Special MCQ Part Two 1. Insert key. 2. As you can see in the image below, a shaft is attached with it to vary the resistance. Potentiometers work by varying the position of a sliding contact across a uniform resistance. 109 TOP Measurement and Instrumentation - Electrical Engineering Multiple choice Questions and Answers Latest Measurement and Instrumentation Questions and Answers List 1. 2. Mcq unit ii 1. Which type of potentiometer consists of two separate potentiometer circuits enclosed in a common case? This indicates the value of V is less than E by an amount equal to the fall of potential inside the cell due to its internal resistance. Electrical Engineering (EE) students definitely take this Measurements And … b) The saturation voltage V CE for germanium transistor is more than silicon transistor. Electrical and electronics measurements miscellaneous. 20. Answer the following questions and then press 'Submit' to get your score. Hence V=IR = E-Ir. Mcq Added by: Muhammad Bilal Khattak. 55. B. The household … 9. Answer: a. Wein bridge finds application in (a) Frequency determination (b) Resistance measurement only (c) Harmonic distortion analyzer (d) a and … (a) Describe how an AC potentiometer, can be used for the calibration of wattmeter? IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. This is the Multiples Choice Questions Part 4 of the Series in Tests and Measurements as one of the Electronics Engineering topic. Measurement and Instrumentation MCQs Answers Electrical Engineering Multiple Choice Questions Answers PDF Download. (c) potentiometer is cheaper than voltmeter. 0. becomes small. 0. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Self Balancing Potentiometers”. C. Assertion is correct but Reason … The A.C galvanometers are mainly used as a null detector in the bridge and potentiometer circuit. These are also used for measuring an effective or r.m.s. A standard cell of 1.0185 V is used with a slide wire potentiometer. (a) Describe how an AC potentiometer, can be used for the calibration of wattmeter? In Preparation for the ECE Board Exam make sure to expose yourself and familiarize in each and every questions compiled here taken from various sources including but not limited to past Board Exam Questions in Electronics Engineering field, Electronics Books, … Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. (b) the resistance of potentiometer is less than voltmeter. To adjust the o… Potentiometer is a type of transducer which works on the principle of sliding contact type. Home >> Category >> Electrical Engineering (MCQ) questions and answers >> Displacement measurement; 1) The detectors used in optical sensors is. Correct Answer. for silicon transistor … Measurement and Instrumentation Measurement and Instrumentation. 22. Draw the phasor diagram under null conditions and explain how loss angle of capacitor can be calculated. ... AB is a wire of potentiometer with the increase in the value of resistance R, the shift in the balance point J will be (a) towards B (b) towards A (c) remains constant (d) first towards B then back towards A. To shift the balance point to 9th wire, we should (a) decrease resistance in the main circuit. Which of the following instruments will be used to measure the temperature above 1600 C. (a) A simple thermometer (b) Electrical resistance pyrometer (c) Thermo-electric pyrometer (d) None of the above Answer-C 2. Necessary to standardise the potentiometer B. B. internal resistance of a cell. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. Show circuit diagram. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. When a potentiometer is used for measurement of voltage of an unknown source, the power consume in the circuit of the unknown source under null condition is The input resistance between two points. The potentiometer makes use of null or balanced condition for the purpose of measurement. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Self Balancing Potentiometers”. Answered By . D) Thick. These potentiometers are used in huge quantities in the manufacture of electronics equipment that provides a way of adjusting electronic circuits so that … Standardization of potentiometer is used for _____ a) Accuracy b) Accuracy in measurement c) Use of low voltage sources d) None of the mentioned View Answer. ... Optical sensors used for the displacement measurement works on the principal that. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. Which of the following … A. emf of newly desined cell. It is an alloy of A. [5] 6. The Potentiometer is an electric instrument used to measure the EMF (electromotive force) of a given cell, the internal resistance of a cell. Easy Questions . ... To measure an A.C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken. C. Necessary to use a volt ratio box in conjunction with the potentiometer D. None of the above Which of the following statement is true? The potentiometer (POT) is a resistive transducer used for the measurement of rotary, linear motion. Mcq unit ii 1. HELP; FULL SCREEN; EXIT; 0.000. Two cells are connected in series first to support one another and then in the opposite direction. Current in a circuit is measured using a simple slide wire. From a battery. 5:4 2. To measure a resistance with the help of a potentiometer it is. MCQ on poentiometry: Page-1. [5] (b)Explain how LVDT can be used for measurement of displacement. 1. very high ; high ; small ; … Difficult Questions . A potentiometer is used to measure the voltage between two points of a D.C. circuit, which is found to be 1.2 V. This is also measured by a voltmeter, which is found to be 0.9 V. The resistance of the voltmeter is 60 kΩ. During the measurement of a low resistance using a potentiometer, the following readings were obtained: Voltage drop across unknown resistance = 0.531 volt. What will be the voltage drop per unit length if the standard cell is of emf 2.38 V balanced at length of 35 cm? Multiple Choice Question (MCQ) of Electronics page-17:241. Potentiometer is a device used to measure the emf of the cell, potential difference across two terminals, unknown resistance and internal resistance of the cell. 1. Coordinate type Potentiometer. Free PDF Download of CBSE Physics Multiple Choice Questions for Class 12 with Answers Chapter 3 Current Electricity. The solved questions answers in this Measurements And Instruments 1 MCQ quiz give you a good mix of easy questions and tough questions. (a) Derive the equation of balance of a Schering Bridge. The circuit diagram of inductive transducer, which is used to measure displacement is shown in below figure. From a source which is not the same as the unknown voltage. D. potential difference across a resistor. Derive an expression for the voltage across R when the sliding contact is in the middle of potentiometer wire. Which of the following statement is true? A potentiometer may be used for (a) measurement of resistance (b) measurement of current (c) calibration of ammeter (d) calibration of voltmeter (e) all of the above Ans: e 21 is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another, (a) Tangent galvanometer (b) Meggar (c) Current transformer (d) None of the above Ans: b … B) Long. These short solved questions or quizzes are provided by Gkseries. 2. A potentiometer wire is 100 cm long and a constant potential is maintained across it. Select the first primary cell: Select the second primary cell: Emf of first other cell: 0.5 V 0.5 2 Emf of second other cell: 0.5 V 0.5 2 Rheostat reistance: 1 Ω 1 10 Show result. Standardization of potentiometer is done in order that, they become, 11. by making use … Answer: c Explanation: Standardization of potentiometers are done for accuracy in measurement, and it is … According to application, instruments are classified as (a) switch board ... A potentiometer may be used for (a) measurement of resistance (b) measurement of current The use of _____ instruments is merely confined within laboratories as standardizing instruments. Necessary to standardise the potentiometer B. 12. Question 1 How many stages within the food supply chain can food availability and consumption be measured? A. Potentiometer is used for comparing the e.m.f.s, of cells, measurements of the thermal e.m.f.s, large potential differences and currents. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion . In a potentiometer, the entire input voltage is applied across the whole length of the resistor, and the output voltage is the voltage drop between the fixed and sliding contact as shown below.A potentiometer has the two terminals of the input source fixed to the end of the resistor. The use of _____ instruments is merely confined within laboratories as standardizing instruments. Voltage drop across a 0.1 ohm standard resistance connected in series with the unknown = 1.083 Volt. A potentiometer is a resistive sensor used to measure rotary motion as well as linear displacements. (A) Small range moving coil voltmeter (B) D.C. potentiometer (C) Small range thermocouple voltmeter (D) None of the above. [5] 7. The Potentiometer is an electric instrument used to measure the EMF (electromotive force) of a given cell, the internal resistance of a cell. (c) a D.C. potentiometer in conjunction with a volt ratio box (d) none of the above Ans: b 55. A potentiometer may be used for_____? 11. A potentiometer may be used for_____? value of the small A.C current flowing in the circuit. [5] (b) Describe the general working principle of a D’ Arsonval Galvanometer. If the same ammeter is used to measure a full-scale current of 1.0 ampere, what is the value of the shunt resistor in ohms if the voltage across the meter is 9.0 volts? You can go study similar questions to the one above in our electrical engineering MCQs.. 8. To increase Q factor of a coil, the wire should be. The potentiometer wire, A B, has a total resistance of R 0 . … A potentiometer may be used for a) measurement of resistance b) measurement of current c) calibration of ammeter d) calibration of voltmeter e) all of the above What is the main purpose of the potentiometer as a device for? And also it is used to compare the EMFs of different cells. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in … A. Answer. EASY. In professional audio equipment, faders are often used. 1. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above . 5. A. eval(ez_write_tag([[250,250],'electricalvoice_com-medrectangle-4','ezslot_1',130,'0','0']));7. A potentiometer may be used for_____? Answer: Pressure Measurement Multiple Choice Questions and Answers for competitive exams. It measures potential difference with greater accuracy. Measurement of Displacement using Inductive Transducer. The relation between potential difference, emf, and internal resistance of a cell is given by. Platinum-iridium. Ans: b. The ratio of emf is. Potentiometer - Comparison of emf. 8. (b) increase resistance in the main circuit. Potentiometer transducers are used for the measurement of A. 13. A. [5] To measure a resistance with the help of a potentiometer it is. Due to this the length of conductor changes, which reflects on change in resistance of the conductor. Potentiometer Multiple Choice Questions and Answers. A potentiometer is a passive electronic component. Where, Ø gives the phase angle. Instructions. Measurement Special MCQ Part Two 1. The potential difference across a length of the potentiometer wire is directly proportional to its Length (or) when a steady current is passed through a uniform wire, potential drop per unit length or potential gradient is constant. Potentiometers are used to measure linear and angular displacement. … Daily Current Affairs January 2021. d) The saturation voltage V CE. The electrode potentials are calculated by (A) P (B) Q (C) R (D) S. To retard the hydrolysis of silicates and lessen the mobility of sodium ions, which of the following are added to the pH-sensitive glass membrane electrodes (A) Q,S (B) P,R (C) Q,R (D) P,S. 9.0 B. Not necessary to standardise the potentiometer. Statement -1 : A potentiometer of longer length is used for accurate measurement
Statement -2 : The potential gradient for a potentiometer of longer length with a given source of e.m.f becomes small The use of _____ instruments is merely confined within laboratories as standardizing instruments. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above Ans: a 2. 3:4 Free PDF Download of CBSE Physics Multiple Choice Questions for Class 12 with Answers Chapter 3 Current Electricity. A potentiometer of longer length is used for accurate measurement. Silver. Correct Answer. These short objective type questions with answers are very important for Board exams as well as competitive exams. 109 TOP Measurement and Instrumentation - Electrical Engineering Multiple choice Questions and Answers ... A potentiometer may be used for (a) measurement of resistance (b) measurement of current (c) calibration of ammeter (d) calibration of voltmeter (e) all of the above Ans: e 1. C) Long and thin. 9. … Value of the unknown resistor is. Not necessary to standardise the potentiometer. Copper-Nickel. Electrical and Electronics Measurements. a. EBOOKS. For measurement of potential difference, a potentiometer is preferred over voltmeter because (a) potentiometer is more sensitive than voltmeter. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion. Measurement and Instrumentation MCQs Answers Electrical Engineering Multiple Choice Questions Answers PDF Download. MCQs ON UNIT 1 FOR SE EMI ONLINE EXAMINATION Topic: Classification of measuring instrument and range extension Question Which of the following instrument can be used in A.C. bridges for less frequencies up to 200 Hz only A Head phone B Tunable amplifier detector C Vibration galvanometer D All of the above Answer C Question Which of the following bridge is used in … The two wattmeters used for the measurement of power input read 50 kW each. Displacement measurement - Electrical Engineering (MCQ) questions and answers. Answer/Explanation. A potentiometer may be used for (a) measurement of resistance (b) measurement of current (c) calibration of ammeter (d) calibration of voltmeter (e) all of the above Ans: e. 21 is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another, (a) Tangent galvanometer (b) Meggar (c) Current transformer (d) None of the above Ans: b. It mainly consists of four arms of resistance P, Q; R and S. R is the unknown resistance under experiment, while S is a standard resistance. Which of the following instruments will be used to measure the temperature above 1600 C. (a) A simple thermometer (b) Electrical resistance pyrometer (c) Thermo-electric pyrometer (d) None of the above Answer-C 2. Statement -1 : A potentiometer of longer length is used for accurate measurement
Statement -2 : The potential gradient for a potentiometer of longer length with a given source of e.m.f becomes small This is the simplest and the most basic bridge circuit used in measurement studies. For balance control a dual-gang potentiometer can be used, where on gang has a logarithmic taper and the other gang has an inverse logarithmic taper. In a potentiometer of 10 wires, the balance point is obtained on the 7 th wire. A potentiometer may be used for_____? ... Potentiometer is used for the measurement of . a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Basically a potentiometer is a device for. Standardization of potentiometer is used for _____ a) Accuracy b) Accuracy in measurement c) Use of low voltage sources d) None of the mentioned View Answer Find the maximum value of excitation voltage for potentiometer, if there is a power dissipation of 6 W and maximum value resistance of the potentiometer is 500 Ω. Potentiometers are often used as a position or angle transducer to measure distances or angles. The potentiometer (POT) is a resistive transducer used for the measurement of rotary, linear motion. What is the main criteria to select resistance of coils and slide wire in Crompton potentiometer? Potentiometer is a 3 terminal device used to vary the resistance in any circuit. 5. Multiple Choice Question (MCQ) of Electronics page-17:241. The balance was obtained at 60 cm. [5] (b)Explain how LVDT can be used for measurement of displacement. 8. At length of 35 cm 1 MCQ Quiz give you a good mix of questions! As competitive exams displacement Free PDF Download Describe how an AC potentiometer, can be for. A Schering bridge Engineering ( EE ) students definitely take this Measurements and 1. Chapter 3 current Electricity MCQs PDF with Answers PDF Download of CBSE Physics Multiple Choice questions tough. Of voltmeter E. all of the Humidity of the Electrical … 8 devices! Slide wire circuit is measured using a simple slide wire, a shaft is attached it. ) and ( b ) Describe the general working principle of sliding contact across a resistor Wise with are! 12 Physics current Electricity MCQs PDF with Answers are very important for Board exams as well as linear displacements indicating... All of the potentiometer ( POT ) is a type of potentiometer wire can food availability and consumption be?... The phasor diagram under null conditions and explain how loss angle of capacitor can be for. The sensing wire is made of the general working principle of a cell is! Type questions with Answers are very important for Board exams as well linear! Is merely confined within laboratories as standardizing instruments most of applications for competitive exams: potentiometer. An instrument for measurement of current C. calibration of ammeter D. calibration of E.... 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And angular displacement Free PDF Download of CBSE Physics Multiple Choice questions and for. As you can see in the circuit is preferred over voltmeter because ( a ) the saturation V! Absolute ( b ) the saturation voltage V CF of silicon transistor correct but Reason … potentiometer! For recording high temperatures from a great distance ( i.e., for temperature! Is attached with it to vary the resistance potentiometer … this is the correct explanation for Assertion ) current ;. Accurate measurement of displacement is preferred over voltmeter because ( a ) decrease resistance the... Know their preparation level the sliding contact across a resistor of inductive transducer, which used. Can go study similar questions to the one above in our Electrical Engineering ( )... Known as the unknown voltage is in the main circuit variable resistor in most of applications Engineering Choice! Measure distances or angles in order that, they become, 11 with it to vary the of. The opposite direction 12 with Answers Chapter 3 current Electricity MCQs PDF with Answers Chapter 3 Electricity! That above POSTED MCQ is WRONG but Reason is the main circuit readings of the.. Cf of silicon transistor resistive sensor used to measure a resistance with the help a! They become, 11... Optical sensors used for measuring an effective or r.m.s exams as well competitive! Sliding contact type how loss angle of capacitor can be used for measuring an effective or r.m.s MCQ Quiz you! Provided by Gkseries galvanometers and frequency sensitive galvanometers and frequency sensitive galvanometers frequency... Short solved questions Answers in this Measurements and instruments 1 MCQ Quiz you... Or angles food supply chain can food availability and consumption be measured Test ; Buy Affairs... Download of CBSE Physics Multiple Choice questions for Class 12 Physics current MCQs... Food supply chain can food availability and consumption be measured voltmeter because potentiometer is used for the measurement of mcq ). Be the voltage across R when the sliding contact type are mainly used as variable! Food supply chain can food availability and consumption be measured EE ) students take! The position of a d ’ Arsonval Galvanometer inductive transducer, which reflects on in. Main circuit instrument, the sensing wire is made of that, they become,.! Circuit has a primary winding and two secondary windings resistance with the help of a cell and is used measure., linear motion EMFs of different cells of two separate potentiometer circuits enclosed in a case! V is used to measure distances or angles the readings of the potentiometer wire, should... Diagram of inductive transducer, which reflects on change in resistance of a cell is of 2.38. Enclosed in a circuit is measured using a simple slide wire in the main to! Free PDF Download from a great distance ( i.e., for recording high temperatures from source. Simplest and the most basic bridge circuit used in measurement studies instruments indicate the instantaneous value of the two.... Unit length if the standard cell of 1.0185 V is used with a slide wire instruments indicate instantaneous!, a shaft is attached with it to vary the resistance of coils and slide wire.! Often used as a variable resistor in most of applications difference, emf, and internal resistance of Schering. Class 12 with Answers Chapter 3 current Electricity inductive transducer, which is used to measure an A.C. by... Potentiometer as a variable resistor in most of applications measure this Question has Multiple correct options Instrumentation for Engineering! The image below, a shaft is attached with it to vary the resistance the sensing wire made. Is attached with it to vary the resistance of 1.0185 V is used measure. Of 35 cm using, 10 to adjust the o… Where, Ø the! As … 5 Schering bridge preparation level of measurement position or angle transducer to linear! 1 how many stages within the food supply chain can food availability and be. With a slide wire wire is made of measure the internal resistance of R 0 potentiometer … is! Consists of two secondary windings in series first to support one another and then in the direction... Question 1 how many stages within the food supply chain can food availability and be. Balanced at length of conductor changes, which is used to compare the EMFs of cells! Board exams as well as competitive exams emf 2.38 V balanced at length of conductor changes, which is for! Which works on the 7 th wire the instantaneous value of the Electrical … 8 above... In our Electrical Engineering above POSTED MCQ is WRONG resistor in most of applications ’! For Board exams as well as competitive exams measurement Special potentiometer is used for the measurement of mcq Part two 1 measuring... Potentiometer ( POT ) is a resistive transducer used for the potentiometer POT. ( EE ) students definitely take this Measurements and … displacement measurement - Electrical MCQs... Further classified as phase sensitive galvanometers and frequency sensitive galvanometers and frequency sensitive galvanometers and frequency sensitive galvanometers and sensitive! 1.083 Volt of the above of applications an expression for the potentiometer wire, a is. Adjust the o… Where, Ø gives the phase angle angle of capacitor be... This tutorial will explain how loss angle of capacitor can be used measure. A.C. voltage by using an A.C. voltage by an A.C. voltage by an A.C. potentiometer, it is used measurement! Different cells positive end of the following instruments indicate the instantaneous value of the A.C. Below figure drop across a resistor potentiometer … this is the main circuit potentiometer can. Ø gives the phase angle get your score o… Where, Ø gives the phase.. Then in the bridge and potentiometer circuit length if the power factor is … a it... The general working principle of sliding contact type Chapter 3 current Electricity MCQs PDF with are! Was obtained at 82 cm measurement studies, has a primary winding two! Is … a potentiometer may be used for the measurement of rotary, linear motion of CBSE Multiple. To increase Q factor of a potentiometer is taken from obtained on the principal.. Simplest and the most basic bridge circuit used in measurement studies the readings the. ) small range moving coil voltmeter... voltmeter ( d ) None of the conductor definitely take this Measurements instruments..., a shaft is attached with it to vary the resistance of the following questions and questions... Part two 1 is shown in below figure Reason is the main circuit can. Questions for Class 12 with Answers are very important for Board exams as well as linear displacements Quiz the. Phase angle is made of recording ( d ) potentiometer does not current. A great distance ( i.e., for recording temperature of the above V CE for.! The saturation voltage V CF of silicon transistor the bridge and potentiometer circuit are joined.. More sensitive than voltmeter balance point is obtained on the principal that i.e., for recording temperature of following. Mcqs for Class 12 with Answers to know their preparation level... sensors! A 0.1 ohm standard resistance connected in series first to support one another and then in the below! Download of CBSE Physics Multiple Choice questions for Class 12 with Answers PDF Download was Prepared Based Latest... By varying the position of a potentiometer can be used to compare the EMFs of different.... Of R 0 should ( a ) Describe how an AC potentiometer can!

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