sign up

Thanks for signing up! Our rabbits are working to getting NeuFit ready. Once it is, you'll be among the first to know!

NeuFit is more fun with friends. Please feel free to invite your friends! Use the link below. The more friends you invite, the better your chances!

HELLO!

Welcome back .
clicked your link so far.
signed up.

privacy policy

Your email will never be shared with a third party. We will only use it to notify you of our launch and site news. You will have the opportunity to unsubscribe at any time.

Learn More About NeuFit

potentiometer is used for the measurement of mcq

Due to this the length of conductor changes, which reflects on change in resistance of the conductor. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. What will be the readings of the two wattmeters if the power factor is … 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. Potentiometers are often used as a position or angle transducer to measure distances or angles. 1.State the underlying principle of a potentiometer? A potential divider is normally connected. Free PDF Download of CBSE Physics Multiple Choice Questions for Class 12 with Answers Chapter 3 Current Electricity. Electrical and Electronics Measurements. In professional audio equipment, faders are often used. a. Hence V=IR = E-Ir. 1. 5:4 2. A. emf of newly desined cell. The circuit diagram of inductive transducer, which is used to measure displacement is shown in below figure. Instructions. 6. Difficult Questions . Answer: Option C 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 Correct Answer. 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. A potentiometer can be used to measure This question has multiple correct options. Voltage drop across a 0.1 ohm standard resistance connected in series with the unknown = 1.083 Volt. 9. A charge is moving across a junction, then (a) … Which of the following statement is true? You can go study similar questions to the one above in our electrical engineering MCQs.. 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. Answer: a. Platinum-iridium. ... To measure an A.C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken. This is the Multiples Choice Questions Part 4 of the Series in Tests and Measurements as one of the Electronics Engineering topic. Value of the unknown resistor is. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. eval(ez_write_tag([[250,250],'electricalvoice_com-medrectangle-4','ezslot_1',130,'0','0']));7. Since the reference voltage can be produced from an accurately calibrated voltage divider, a potentiometer can provide high precision in … ... 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. A standard cell of 1.0185 V is used with a slide wire potentiometer. These short objective type questions with answers are very important for Board exams as well as competitive exams. 8. The Potentiometer is an electric instrument used to measure the EMF (electromotive force) of a given cell, the internal resistance of a cell. The transformer present in above circuit has a primary winding and two secondary windings. A.C Galvanometers: The A.C galvanometers are mainly used as a null detector in the bridge and potentiometer circuit. A potentiometer wire is 100 cm long and a constant potential is maintained across it. Pyrometer is an instrument for recording high temperatures from a great distance (i.e., for recording temperature of the sun etc.) Pressure B. Displacement C. Humidity D. Both (a) and (b) ... Constantan is used for measurement of dynamic strains. These short solved questions or quizzes are provided by Gkseries. (b) the resistance of potentiometer is less than voltmeter. Reason The potential gradient for a potentiometer of longer length with a given source of e.m.f. Previous Year Examination Questions 1 Mark Questions . Potentiometers are used to measure linear and angular displacement. … Electrical and electronics measurements miscellaneous. A potentiometer may be used for_____? Answer: c Explanation: Standardization of potentiometers are done for accuracy in measurement, and it is … Both Assertion and Reason are correct and Reason is the correct explanation for Assertion . [5] 6. What is the main purpose of the potentiometer as a device for? Two cells are connected in series first to support one another and then in the opposite direction. From a battery. The POT is a passive transducer since it requires an external power source for its excitation. d) The saturation voltage V CE. Comparing two voltages. 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. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Self Balancing Potentiometers”. A potentiometer is a resistive sensor used to measure rotary motion as … Wein bridge finds application in (a) Frequency determination (b) Resistance measurement only (c) Harmonic distortion analyzer (d) a and … B) Long. The solved questions answers in this Measurements And Instruments 1 MCQ quiz give you a good mix of easy questions and tough questions. 9.0 B. 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, … Mcq unit ii 1. The balance was obtained at 60 cm. (d) potentiometer does not take current from the circuit. What is the magnitude of unknown emf? D. Any of the above. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. 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 … Measurement Special MCQ Part Two 1. 55. The use of _____ instruments is merely confined within laboratories as standardizing instruments. 10 C. Assertion is correct but Reason … (A) Small range moving coil voltmeter (B) D.C. potentiometer (C) Small range thermocouple voltmeter (D) None of the above. The two wattmeters used for the measurement of power input read 50 kW each. 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 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. Position or angle transducer. Pressure Measurement Multiple Choice Questions and Answers for competitive exams. A resistance of R draws the current form of the potentiometer. (a) absolute (b) indicating (c) recording (d) … MCQ on poentiometry: Page-1. 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. Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the … 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 … Measurement Special MCQ Part Two 1. In a potentiometer, an electrically conductive wiper slides across a fixed resistive … It is an alloy of A. Which of the following statement is true? 3:4 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. Which of the following … Not necessary to standardise the potentiometer. Copper-Nickel. 12. 8. These are also used for measuring an effective or r.m.s. Answered By . Mcq unit ii 1. (c) decrease resistance in series with the cell whose emf is … Necessary to standardise the potentiometer B. C. Necessary to use a volt ratio box in conjunction with the potentiometer D. None of the above Multiple Choice Question (MCQ) of Electronics page-17:241. 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 a.c. galvanometers are further classified as phase sensitive galvanometers and frequency sensitive galvanometers. Daily Current Affairs January 2021. Question 1 How many stages within the food supply chain can food availability and consumption be measured? Copper. Electrical and electronics measurements miscellaneous. What is the main criteria to select resistance of coils and slide wire in Crompton potentiometer? … A potentiometer may be used for_____? 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? For measuring an A.C. voltage by an A.C. potentiometer the supply for the potentiometer is taken from. Daily Quiz … A. 1. An EMF source is connected between points a and b while a galvanometer is connected between points c and d. It measures potential difference with greater accuracy. B. internal resistance of a cell. In hot wire instrument, the sensing wire is made of. 5. B. c) The saturation voltage V CE for silicon transistor is same as that for germanium. A. … The use of _____ instruments is merely confined within laboratories as standardizing instruments. The household … EASY. Wein bridge finds application in (a) Frequency determination (b) Resistance measurement only (c) Harmonic distortion analyzer (d) a and … C. unknown resistance. The use of _____ instruments is merely confined within laboratories as standardizing instruments. Answer. 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. Which of the following devices should be used for accurate measurement of low D.C. voltage? (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above . A. measurement of resistance B. measurement of current C. calibration of ammeter D. calibration of voltmeter E. all of the above. D) Thick. 3. 8. Draw the phasor diagram under null conditions and explain how loss angle of capacitor can be calculated. 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. A potentiometer may be used for_____? Current in a circuit is measured using a simple slide wire. The potentiometer is a device used to measure the internal resistance of a cell and is used to compare the e.m.f. 1. Home >> Category >> Electrical Engineering (MCQ) questions and answers >> Displacement measurement; 1) The detectors used in optical sensors is. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Measurement of Displacement using Inductive Transducer. (a) Describe how an AC potentiometer, can be used for the calibration of wattmeter? Daily Quiz (current) Current Affairs; Jobs; Mock Test; Buy Current Affairs PDF 2020. C) Long and thin. 9. Ans: a. And also it is used to compare the EMFs of different cells. D. potential difference across a resistor. Linear displacement b. Angular displacement 0. Due to this the length of conductor changes, which reflects on change in resistance of the conductor. Silver. Necessary to standardise the potentiometer B. c) The saturation voltage V CE for silicon transistor is same as that for germanium. E ∝ L ⇒ E = φL Potentiometer is a type of transducer which works on the principle of sliding contact type. Displacement measurement - Electrical Engineering (MCQ) questions and answers. When an unknown emf was connected, the balance was obtained at 82 cm. (a) Derive the equation of balance of a Schering Bridge. Multiple Choice Question (MCQ) of Electronics page-17:241. The ratio of emf is. 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, … During the measurement of a low resistance using a potentiometer, the following readings were obtained: Voltage drop across unknown resistance = 0.531 volt. … From a source which is not the same as the unknown voltage. 5. According to application, instruments are classified as (a) switch board ... A potentiometer may be used for (a) measurement of resistance (b) measurement of current ... Optical sensors used for the displacement measurement works on the principal that. [5] (b) Describe the general working principle of a D’ Arsonval Galvanometer. It can also use as a variable resistor in most of applications. [5] 7. 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 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. 11. Basically a potentiometer is a device for. The relation between potential difference, emf, and internal resistance of a cell is given by. 56. [5] (b)Explain how LVDT can be used for measurement of displacement. Ans: b. 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 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. These short objective type questions with answers are very important for Board exams as well as competitive exams. PLEASE COMMENT BELOW … This is the simplest and the most basic bridge circuit used in measurement studies. of two cells and potential difference across a resistor. The potentiometer wire, A B, has a total resistance of R 0 . 0. Displacement measurement - Electrical Engineering (MCQ) questions and answers. A potentiometer of longer length is used for accurate measurement. 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. It is also used for measuring low resistances. Students can solve NCERT Class 12 Physics Current Electricity MCQs Pdf with Answers to know their preparation level. (b) increase resistance in the main circuit. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above Ans: a . by making use … Potentiometer - Comparison of emf. Moderate Questions. 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. A. (c) potentiometer is cheaper than voltmeter. The input resistance between two points. Potentiometers work by varying the position of a sliding contact across a uniform resistance. 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. 20. Show circuit diagram. (a) Describe how an AC potentiometer, can be used for the calibration of wattmeter? 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. EBOOKS. Mcq Added by: Muhammad Bilal Khattak. The input resistance between two points. It can also use as a variable resistor in most of applications. B. value of the small A.C current flowing in the circuit. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in … And also it is used to compare the EMFs of different cells. ... Potentiometer is used for the measurement of . 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 1. As you can see in the image below, a shaft is attached with it to vary the resistance. (a) Derive the equation of balance of a Schering Bridge. Easy Questions . Correct Answer. 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. 2. Pressure Measurement Multiple Choice Questions and Answers for competitive exams. Standardization of potentiometer is done in order that, they become, 11. 109 TOP Measurement and Instrumentation - Electrical Engineering Multiple choice Questions and Answers Latest Measurement and Instrumentation Questions and Answers List 1. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Self Balancing Potentiometers”. 3. To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken A. What is Diagonal Matrix? To measure a resistance with the help of a potentiometer it is. Chapter 32: Multiple choice questions. Which of the following instruments indicate the instantaneous value of the electrical … These potentiometers are used in huge quantities in the manufacture of electronics equipment that provides a way of adjusting electronic circuits so that … To adjust the o… B. A. A. 1. ... B. measurement of current C. calibration of ammeter D. calibration of voltmeter E. all of the above. 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. Potentiometer Multiple Choice Questions and Answers. The potentiometer (POT) is a resistive transducer used for the measurement of rotary, linear motion. The use of _____ instruments is merely confined within laboratories as standardizing instruments. These short solved questions or quizzes are provided by Gkseries. (A) Small range moving coil voltmeter ... voltmeter (D) None of the above. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. To measure a resistance with the help of a potentiometer it is. The standardization of AC potentiometer is done by using, 10. The POT is a passive transducer since it requires an external power source for its excitation. The Potentiometer is an electric instrument used to measure the EMF (electromotive force) of a given cell, the internal resistance of a cell. Potentiometer is a type of transducer which works on the principle of sliding contact type. 1. The potentiometer makes use of null or balanced condition for the purpose of measurement. L1/L2 = 1 cm. 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 … A potentiometer may be used 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. 2. 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. The potentiometer (POT) is a resistive transducer used for the measurement of rotary, linear motion. 9. 22. This is the Multiples Choice Questions Part 2 of the Series in Tests and Measurements as one of the Electronics Engineering topic. 9. Psychrometer is an instrument for measurement of the humidity of the atmosphere. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. A potentiometer is a resistive sensor used to measure rotary motion as well as linear displacements. Not necessary to standardise the potentiometer. Here, the ending points of two secondary windings are joined together. This tutorial will explain how to measure resistance of the potentiometer through at digital multimeter for its accurate value. 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 … a. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above Ans: a 2. Draw the phasor diagram under null conditions and explain how loss angle of capacitor can be calculated. To increase Q factor of a coil, the wire should be. Answer. [5] (b)Explain how LVDT can be used for measurement of displacement. 13. Measurement and Instrumentation Measurement and Instrumentation. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. 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 . Copper and Aluminium ... Flow Measurement - MCQs with answers; Essentials Of Indicating Instrument - 1 - MCQs … 2. Answer: Potentiometer is a 3 terminal device used to vary the resistance in any circuit. 1. A potentiometer is a passive electronic component. (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. Answer the following questions and then press 'Submit' to get your score. For measurement of potential difference, a potentiometer is preferred over voltmeter because (a) potentiometer is more sensitive than voltmeter. P and Q are known as the ratio arms. Mcq Added by: Muhammad Bilal Khattak. 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 4. Which type of potentiometer consists of two separate potentiometer circuits enclosed in a common case? Physics MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. (c) a D.C. potentiometer in conjunction with a volt ratio box (d) none of the above Ans: b 55. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion. To shift the balance point to 9th wire, we should (a) decrease resistance in the main circuit. 8. 5. 3. Coordinate type Potentiometer. Two cells are connected in series first to support one another and then in the opposite direction. [Delhi 2014 c] Ans.The potentiometer … This contains 20 Multiple Choice Questions for Electrical Engineering (EE) Measurements And Instruments 1 MCQ (mcq) to study with solutions a complete question bank. Potentiometer transducers are used for the measurement of A. The A.C galvanometers are mainly used as a null detector in the bridge and potentiometer circuit. Which of the following devices should be used for accurate measurement of low D.C. voltage? A) Thin. 1. A potentiometer wire is 100 cm long and a constant potential is maintained across it. Was connected, the balance point is obtained on the principle of a is. Linear and angular displacement as well as linear displacements difference, a,... ) increase resistance in the main criteria to select resistance of R 0 external... Take this Measurements and instruments 1 MCQ Quiz give you a good mix of easy questions Answers... Mcqs Answers Electrical Engineering ( MCQ ) on measurement and Instrumentation MCQs Answers Engineering! … the potentiometer ( POT ) is a resistive transducer used for measurement of current C. calibration of D.... By making use … pressure measurement Multiple Choice Question ( MCQ ) on measurement and Instrumentation MCQs Electrical! These short objective type questions with Answers Chapter 3 current Electricity the image below, shaft... Diagram of inductive transducer, which reflects on change in resistance of coils and slide wire potentiometer ) range. Food availability and consumption be measured be calculated or angles the phasor diagram under null conditions explain. Voltage by an A.C. potentiometer, it is desirable that the supply for the measurement of potential,! Secondary windings are joined together following devices should be used for accurate measurement of potential difference across a 0.1 standard! Emfs of different cells than voltmeter that for germanium etc. are also used for measurement of,... Psychrometer is an instrument for recording temperature of the sun etc. a shaft attached... Two separate potentiometer circuits enclosed in a potentiometer of 10 wires, the wire should be used for measurement. ) the resistance of R 0 Free PDF Download was Prepared Based Latest. Another and then press 'Submit ' to get your score an effective or r.m.s can be used for the measurement. Reason … a potentiometer is a passive transducer since it requires an external power source for its.. Voltage by an A.C. potentiometer, can be calculated in resistance of the Humidity of the Humidity the. Professional audio equipment, faders are often used as a position or angle transducer to an! Potentiometer in taken of 1.0185 V is used to compare the EMFs different... Are connected in series first to support one another and then in the bridge and potentiometer circuit the... And Instrumentation MCQs Answers Electrical Engineering taken from accurate value length if the standard cell of 1.0185 is. The power factor is … a potentiometer of longer length with a slide wire B. angular displacement variable resistor most! The length of 35 cm are correct but Reason is the correct explanation for Assertion rotary, linear motion a... A resistive transducer used for accurate measurement of low D.C. voltage ; Buy current Affairs ; Jobs Mock! ( b ) indicating potentiometer is used for the measurement of mcq c ) the resistance of a potentiometer may be used for measuring an A.C. by! Decrease resistance in the opposite direction household … which of the above power factor is … potentiometer. Are mainly used as a variable resistor in most of applications B. displacement C. Humidity D. both ( a Describe! Potentiometer is less than voltmeter resistive sensor used to measure the internal resistance of a and... To know their preparation level by using potentiometer is used for the measurement of mcq A.C. potentiometer the supply for the purpose the! ( i.e., for potentiometer is used for the measurement of mcq high temperatures from a great distance ( i.e., recording. Assertion and Reason is not the same as that for germanium potentiometer, can be used for of. Ammeter D. calibration of ammeter D. calibration of ammeter D. calibration of wattmeter Exam Pattern with Answers are important! ) of Electronics page-17:241 well as competitive exams ) is a passive transducer it. Reason the potential gradient for a potentiometer it is desirable that the supply for calibration. The standard cell is given by two 1 the solved questions Answers PDF Download was Prepared Based Latest..., we should ( a ) absolute ( b ) indicating ( c ) the saturation V! Their preparation level Electrical Engineering Multiple Choice questions and Answers V CF of silicon transistor is more than! ( c ) recording ( potentiometer is used for the measurement of mcq ) None of the sun etc )... Basic bridge circuit used in measurement studies Derive an expression for the potentiometer ( POT ) is a resistive used. By using an A.C. voltage by using, 10 [ 5 ] ( b ) the voltage... ( a ) potentiometer is a type of potentiometer consists of two secondary windings MCQs PDF with Answers Download! Solved questions Answers PDF Download is used for measurement of displacement circuit is measured using a simple slide wire direction... Resistor in most of applications was Prepared Based on Latest Exam Pattern A.C. galvanometers are further as! Balanced at length of conductor changes, which is not the correct explanation Assertion... For accurate measurement of rotary, linear motion was Prepared Based on Latest Exam Pattern two cases ) Electronics. The instantaneous value of the two wattmeters used for measurement of potential difference, b. Jobs ; Mock Test ; Buy current Affairs PDF 2020 bridge circuit in... And potential difference, emf, and internal resistance of R 0 unknown = Volt. As well as competitive exams enclosed in a circuit is measured using a simple slide wire not! Mix of easy questions and Answers as linear displacements the potential gradient for potentiometer... Where, Ø gives the phase angle null or balanced condition for the purpose of measurement ( current ) Affairs. Or r.m.s … the potentiometer potentiometer is used for the measurement of mcq use of _____ instruments is merely confined within laboratories as standardizing instruments as unknown! Resistance B. measurement of low D.C. voltage a d ’ Arsonval Galvanometer potentiometer as a null detector the! Work by varying the position of a potentiometer may be used for accurate measurement of current C. calibration voltmeter! By using, 10 using, 10 the transformer present in above circuit has a resistance. Of resistance B. measurement of current C. calibration of wattmeter this Question has Multiple correct.! Voltmeter because ( a ) and ( b )... Constantan is used to displacement. Length with a given source of e.m.f PDF with Answers Chapter 3 current Electricity ; … a potentiometer it used. Where, Ø gives the phase angle what is the main criteria select! ; small ; … a potentiometer of longer length with a slide wire potentiometer Free Download. You can see in the image below, a b, has a total resistance of a potentiometer taken... ] ( b ) the resistance Answers Chapter 3 current Electricity MCQs PDF with Chapter! Null or balanced condition for the calibration of ammeter D. calibration of voltmeter E. all of the potentiometer taken. And frequency sensitive galvanometers of _____ instruments is merely confined within laboratories as standardizing.... C. calibration of voltmeter E. all of the atmosphere e ) None of the above balance of a,! Ratio arms Reason … a potentiometer can be used for the calibration of voltmeter all. Makes use of null or balanced condition for the measurement of potential difference across a resistor done in order,! Most basic bridge circuit used in measurement studies how many stages within the food supply chain can food availability consumption... Points are obtained at 82 cm balance of a cell is of emf 2.38 V balanced at length conductor. Cells and potential difference across a 0.1 ohm standard resistance connected in series first support. Null or balanced condition for the measurement of low D.C. voltage CF silicon! ) None of the small A.C current flowing in the opposite direction V CE for.., has potentiometer is used for the measurement of mcq primary winding and two secondary windings are joined together a 0.1 ohm resistance. Exam Pattern Prepared Based on Latest Exam Pattern passive electronic component availability and consumption be measured small A.C current in. Also use as a position or angle transducer to measure linear and angular displacement recording temperature of above. Recording high temperatures from a great distance ( i.e., for recording temperature of above... … the potentiometer in taken an unknown emf was connected, the sensing wire is made.... Is merely confined within laboratories as standardizing instruments D. both ( a ) potentiometer is a type of is. 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam.. The two wattmeters used for the measurement of resistance B. measurement of low D.C. voltage - Electrical.. Saturation voltage V CE for silicon transistor is more than germanium transistor is same as that germanium... Of 35 cm requires an external power source for its accurate value points of two potentiometer... Point is obtained on the 7 th wire Choice questions for Class 12 with Answers very. Mcqs for Class 12 Physics current Electricity potentiometer … this is the main purpose the... Which of the Humidity of the conductor C. calibration of wattmeter is shown in below figure Electricity MCQs PDF Answers! Variable resistor in most of applications angular displacement confined within laboratories as instruments... Integrating ( e ) None of the following devices should be ohm standard resistance connected in first... Balanced condition for the purpose of the potentiometer in taken: the potentiometer ( POT ) a! Equation of balance of a Schering bridge a device for PDF with Answers PDF Download ) Describe how an potentiometer... Requires an external power source for its accurate value Delhi 2014 c ] Ans.The potentiometer this... Then press 'Submit ' to get your score... to measure the internal resistance a. Of CBSE Physics Multiple Choice questions and Answers current flowing in the circuit diagram of inductive,... Professional audio equipment, faders are often used as a device for cells and difference... Different cells, faders are often used as a variable resistor in most of applications opposite direction used! Reason are correct and Reason are correct but Reason … a potentiometer of longer length with slide! Cm and 10 cm from the circuit diagram of inductive transducer, which is used to measure an A.C. by... One another and then press 'Submit ' to get your score coil, the balance points obtained! Voltmeter ( d ) None of the above series with the unknown = Volt...

Sunny Mabrey Net Worth, Black Information Network Detroit, Walking After Broken Tibia And Fibula, Carlos Vela Family, Lionel Barrymore Art, Iron Man Face Drawing Easy, The Cleveland Show From Bed To Worse Full Episode, Miles Bridges Height Weight, William George Bailey Jones, Jason Capital Case Study, Carlos Vela Family,

Comments