The principle on which vector voltmeter is based is (a) that it works on the principle of complex variation (b) that it measures the response of linear ramp voltage (c) same as digital meter (d) that it measures the amplitude of a single at two points and at the same time measures their phase difference Ans: d, 110. (A) Ammeter. None of the above The two wattmeters used for the measurement of power input read 50 kW each. G-S In an energy meter braking torque is produced to (a) safe guard it against creep (b) brake the instrument (c) bring energy meter to stand still (d) maintain steady speed and equal to driving torque Ans: d, 104. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. 1 mark is awarded for each correct answer and 0.25 mark will be deducted for each wrong answer. The best device is (a) D.C. voltmeter (b) Ammeter and a known resistance (c) D.C. potentiometer (d) None of the above Ans: c, 53. The multiplier and the meter coil in a voltmeter are in (a) series (b) parallel (c) series-parallel (d) none of the above Ans: a, 32. (a) Shunts (b) Multipliers (c) Current transformers (d) Potential transformers (e) All of the above Ans: e, 14. MCQ Practice Tests Mock Test (Level I) ... Transformer which is used with measuring instrument is called instrument transformers. The adjustment of position of shading bands, in an energy meter is done to provide (a) friction compensation (b) creep compensation (c) braking torque (d) none of the above Ans: a, 44. A Weston synchronoscope is a (a) moving coil instrument (b) moving iron instrument (c) dynamometer instrument (d) none of the above Ans: c, 80. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above Ans: a. Which of the following meters are not used on D.C. circuits (a) Mercury motor meters (b) Commutator motor meters (c) Induction meters (d) None of the above Ans: c, 19. For measurement of inductance having high value, we should use (a) Maxwell’s bridge (b) Maxwell Wein bridge (c) Hay’s bridge (d) Any of the above Ans: c, 68. Systematic errors are (a) instrumental errors (b) environmental errors (c) observational errors (d) all of the above Ans: d, 86. MCQ on Measuring Instruments – 2. A moving iron instrument can be used for (a) D.C. only (b) A.C. only (c) both D.C. and A.C. Ans: c, 33. The Electrical Measurements Notes Pdf – EM Notes Pdf book starts with the topics covering control and damping torques, design considerations Type of P.F. Absolute instruments:-Absolute instruments give the value of the electrical quantity to be measured in terms of the constants of the instruments and to its deflection, no comparison with another instrument being required. The use of _____ instruments is merely confined within laboratories as standardizing instruments. If the full-scale deflection current of a multimeter is 50 µA, its sensitivity is …….. 8. The desirable static characteristics of a measuring system are (a) accuracy and reproducibility (b) accuracy, sensitivity and reproducibility (c) drift and dead zone (d) static error Ans: b, 84. These short solved questions or quizzes are provided by Gkseries. Ans : 2, 9. of a Weston cell is accurately measured by (a) electrostatic voltmeter (b) hot wire voltmeter (c) isothermal voltmeter (d) electrodynamic voltmeter Ans: a, 94. Data insufficient In a low power factor wattmeter the compensating coil is connected (a) in series with current coil (b) in parallel with current coil (c) in series with pressure coil (d) in parallel with pressure coil Ans: c, 41. Measurement and Instrumentation MCQs Answers Electrical Engineering Multiple Choice Questions Answers PDF Download. (A) Shunts (B) Multipliers (C) Current transformers (D) All of the above . 19. Two multimeters A and B have sensitivities of 10 kO/V and 30 kO/V respectively. Ans : 2, 14. Cosine wave Ans : 2. Electrical Engineering Objective Questions MCQ with Answer Free Pdf Download. In order to create stationary magnetic field in permanent magnet moving coil instrument it uses (A) only one permanent magnet. These objective type Electrical and Electronic Measurements & Instrumentation questions are very important for campus placement test, semester exams, job interviews and competitive exams like GATE, IES, PSU, NET/SET/JRF, UPSC and diploma. Renewable sources and common domestic loads. Decrease Ans : 2. (a) … In an AC. 5 kO/V Home; MCQ; Interview Questions; Tutorials. A copper wire of length 1 m and diameter 3 mm The sensitivity of a multimeter is given in …………….. 7. MCQ Questions for Class 10 Science with Answers were prepared based on the latest exam pattern. The sensitivity of a voltmeter which uses a 100 µA meter movement is …………….. 1 kO/V In this page you can learn various important measuring instruments multiple choice questions answers,mcq on electrical measuring instruments with answers,mcq on instrumentation and measurement,sloved electrical measuring instruments objective questions answers, instrumentation multiple choice questions answers etc. In a Weston synchronoscope, the fixed coils are connected across (a) bus-bars (b) incoming alternator (c) a lamp (d) none of the above Ans: b, 81. Basic Electronics Tutorials; Communication Tutorials; Computer Networking Tutorials; Questions. The value of resistance required in series to convert it into voltmeter of range nV is ……………. (B) slow rotation of rotor with only current coil excited. 10 kO/V The materil used to coat inside the face of CRT is ………….. 24. The household energy meter is (a) an indicating instrument (b) a recording instrument (c) an integrating instrument (d) none of the above Ans: c, 23. A _____ device prevents the oscillation of the moving system and enables the latter to reach its final position quickly (a) deflecting (b) controlling (c) damping (d) any of the above Ans: c, 9. The two pressure coils of a single phase power factor meter have (a) the same dimensions and the same number of turns (b) the same dimension but different number of turns (c) the same number of turns but different dimensions (d) none of the above Ans: a, 74. Multiple choice Questions and Answers on Measurement and Instrumentation. Sawtooth wave 30 Q in 15 min Part 01 UPPCL-JE SUPER MCQ SERIES | Electrical Measurements MCQs | Electrical Measuring Instrument MCQs | 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, 22. Electrical Engineering MCQ questions and answers for an engineering student to practice, GATE exam, interview, competitive examination and entrance exam. Home » Electrical Engineering Questions and Answers » Measurement and Instrumentation Multiple Choice Questions and Answers Preparation for Competition exams pdf . 6. In this page you can learn Electrical Measuring Instruments multiple choice questions answers, mcq on electrical measuring instruments with answers. Creeping in energy metre implies (A) slow rotation of rotor with only voltage coil excited. CLASS NOTES ON ELECTRICAL MEASUREMENTS & INSTRUMENTATION 2015 3 SYLLABUS ELECTRICAL MEASUREMENTS & INSTRUMENTATION (3-1-0) MODULE-I (10 HOURS) Measuring Instruments: Classification, Absolute and secondary instruments, indicating instruments, In a vibrating reed frequency meter the natural frequencies of two adjacent reeds have a difference of (a) 0.1 Hz (b) 0.25 Hz (c) 0.5 Hz (d) 1.5 Hz Ans: c, 77. Your email address will not be published. Which of the following properties a damping oil must possess ? Required fields are … ANSWER : A. Skip to content. : +386 4 23 72 112, Fax: +386 4 23 72 129 E-mail: info@iskra-mis.si, www.iskra-mis.si ® POWER SYSTEM QUIZ_38(POWER FACTOR IMPROVEMENT_02) SEMICONDUCTOR MCQ’S PDF. A. generally, ac instruments are less sensitive than dc instruments. Yes b. (B) slow rotation of rotor with only current coil excited. Operation of electric machines and transformers. Commonly used instruments in power system measurement are (a) induction (b) moving coil or iron (c) rectifier (d) electrostatic Ans: a, 90. If an instrument has cramped scale for larger values, then it follows (a) square law (b) logarithmic law (c) uniform law (d) none of the above Ans: b, 92. which will improve your skill. The value of resistance required in parallel to convert it into an ammeter of range nI is …………. A VTVM has ………. May 18, 2017 by admin « Back CONTENTS Next » 1. Which of the following essential features is possessed by an indicating instrument? (B) aluminium. The pointer of an indicating instrument is generally made of (A) copper. 3. In a single phase power factor meter the phase difference between the currents in the two pressure coils is (a) exactly 0° (b) approximately 0° (c) exactly 90° (d) approximately 90° Ans: c, 75. ELECTRICAL MACHINES; POWER SYSTEMS; OTHER TOPICS; MCQs ; RECENT POSTS; Measuring Instruments MCQ Question Answer. Download Link for BE8255 BEEME MCQ PDF with Answers (C) electromagnet. to observe the waveform of signal. The operating voltage of a meggar is about (a) 6 V (b) 12 V (c) 40 V (d) 100 V Ans: d, 50. A voltmeter is connected in a ………….. with the circuit component across which potential difference is to be measured, 5. The ratio of maximum displacement deviation to full scale deviation of the instrument is called (a) static sensitivity (b) dynamic deviation (c) linearity (d) precision or accuracy Ans: c, 85. POWER SYSTEM QUIZ_38(POWER FACTOR IMPROVEMENT_02) SEMICONDUCTOR MCQ’S PDF. The pressure coil of a wattmeter should be connected on the supply side of the current coil when (a) load impedance is high (b) load impedance is low (c) supply voltage is low (d) none of the above Ans: a, 39. a) Decrease b) Becomes zero c) Increases d) Does not change Ans: (a) 213. Electrical and Electronics Measurement & Instrumentation Expected MCQ PDF 6 For VIZAG Exam 2017. Electrical Measurement and Measuring Instruments - Golding & Waddis . None of the above 22. Electrical Measuring Instruments MCQ 1. 28.35W, 71.65W; 31.25W, … In this post provide you latest and updated 2018 Electrical MCQ Objective Questions with answer which are help for preparation all electrical engineering exams like GATE, IES, JTO, PSUs, RRB JE/AEN, RRB loco pilot and technicians, SSC JE, DMRC, LMRC, ISRO and other state level engineering exams. If the negative potential on the control grid of CRT is increased, the intensity of spot …………. The power factor of the load must be (a) unity (b) 0.5 (c) 0.3 (d) zero Ans: b, 43. 2. ELECTRICAL MEASURING INSTRUMENTS Click here to Download PDF of Measuring Instruments MCQ. Phase Measurement and Instrumentation Multiple Choice Questions and Answers Preparation for Competition exams pdf 1. Commonly used standard capacitor is (a) spherical type (b) concentric cylindrical type (c) electrostatic type (d) multilayer parallel plate type Ans: b, 88. If the current in a capacitor leads the voltage by 80°, the loss angle of the capacitor is (a) 10° (b) 80° (c) 120° (d) 170° Ans: a, 69. Murray loop test can be used for location of (a) ground fault on a cable (b) short circuit fault on a cable (c) both the ground fault and the short-circuit fault (d) none of the above Ans: c, 51. a) Infinity b) 500 ohms c) Zero d) 10,000 ohms Ans: (a) 215. (a) Ammeters (b) Voltmeters (c) Wattmeters (d) Ampere-hour and watt-hour meters Ans: d 5. 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 unknown voltage (b) from a battery (c) from the same source as the unknown voltage (d) any of the above Ans: c, 60. 50 kO 1. (D) Energy metre. Silicon These objective type questions are very important for competitive exams of Engineering. (B) air friction damping. The power factor of a single phase load can be calculated if the instruments available are (a) one voltmeter and one ammeter (b) one voltmeter, one ammeter and one wattmeter (c) one voltmeter, one ammeter and one energy meter (d) any of the above Ans: b, 83. The function of shunt in an ammeter is to (a) by pass the current (b) increase the sensitivity of the ammeter (c) increase the resistance of ammeter (d) none of the above Ans: a, 31. Instrument transformers are (a) potential transformers (b) current transformers (c) both (a) and (b) (d) power transformers Ans: c, 101. Both are equally sensitive 16. Hysteresis of an instrument means: a) The change in the same reading when input is first increased and then decreased b) The reliability of the instrument c) The repeatability of the insrument d) The inaccuracy due to change in temperature. Correct Answer. 1) [2X10] 1. Proportional to velocity of the moving system and operating current. (a) Amplifier gain and phase shift (b) Filler transfer functions (c) Complex insersion loss (d) All of the above Ans: d, 108. 25. In a 3-phase power measurement by two wattmeter method, both the watt meters had identical readings. The disc of an instrument using eddy current damping should be of (a) conducting and magnetic material (b) non-conducting and magnetic material (c) conducting and non-magnetic material (d) none of the above Ans: c, 29. When an ammeter is inserted in the circuit, the circuit current will ……….. Increase 189. (D) none of these. Electrical Engineering Objective Questions MCQ with Answer Free Pdf Download. In a portable instrument, the controlling torque is provided by (a) spring (b) gravity (c) eddy currents (d) all of the above Ans: a, 28. No c. It depends on the supply voltage d. None of these. Basically a potentiometer is a device for (a) comparing two voltages (b) measuring a current (c) comparing two currents (d) measuring a voltage (e) none of the above Ans: a, 58. A universal RLC bridge uses (a) Maxwell bridge configuration for measurement of inductance and De Santas bridge for measurement of capacitance (b) Maxwell Wein bridge for measurement of inductance and modified De Santy’s bridge for measurement of capacitance (c) Maxwell Wein bridge for measurement of inductance and Wein bridge for measurement of capacitance (d) Any of the above. Electrical and Electronics Measurement & Instrumentation Expected MCQ PDF 6 For VIZAG Exam 2017. Ans : 3, Voltage Basic Electronics; Analog Communication Systems; About; Contact … 20 kO Electrical Engineering MCQ questions and answers especially for the Electrical Engineer and who preparing for GATE Exam. Most common form of A.C. meters met with in every day domestic and industrial installations are (a) mercury motor meters (b) commutator motor meters (c) induction type single phase energy meters (d) all of the above Ans: c, 18. (C) brass. Carbon MCQ on Electrical Instrumentation and Measurement multiple choice questions and answers on measurement and instrumentation MCQs questions quiz on electrical measuring instruments objective questions with answers question bank for test in pdf for competitive and entrance exams written test skills for job interviews and admissions in colleges and technical universities. 1) Can an instrument suffer both zero drift and sensitivity drift at the same time? Electrical Engineering MCQ questions and answers for an engineering student to practice, GATE exam, interview, competitive examination and entrance exam. ALL MCQ PDF Post navigation. (B) Voltmeter. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. B. It is required to measure the true open circuit e.m.f. Ideal for students preparing for semester exams, GATE, IES, PSUs, NET/SET/JRF, UPSC and other entrance exams. a. MEASURING INSTRUMENTS MCQ’S PDF. In a megger when not in operation, the needle shows a resistance of (a) Zero ohms (b) Infinity (c) 100 ohms (d) 500 Ohms. In this page you can learn various important measuring instruments multiple choice questions answers,mcq on electrical measuring instruments with answers,mcq on instrumentation and measurement,sloved electrical measuring instruments objective questions answers, instrumentation multiple choice questions answers etc. November 8, 2019 April 2, 2020 electricalworld. An induction meter can handle current up to (a) 10 A (b) 30 A (c) 60 A (d) 100 A Ans: d, 15. a. The rectifier instrument is not free from (a) temperature error (b) wave shape error (c) frequency error (d) all of the above Ans: c, 98. A phase shifting transformer is used in conjunction with (a) D.C. potentiometer (b) Drysdale potentiometer (c) A.C. co-ordinate potentiometer (d) Crompton potentiometer Ans: b, 57. Phosphorous From this page, you can see that there is no time duration to answer the Measurements and Instruments ECE Questions. For measurement of mutual inductance we can use (a) Anderson bridge (b) Maxwell’s bridge (c) Heaviside bridge (d) Any of the above Ans: c, 67. (a) Must be a good insulator (b) Should be non-evaporating (c) Should not have corrosive action upon the metal of the vane (d) The viscosity of the oil should not change with the temperature (e) All of the above Ans: e, 11. Which of the following are integrating instruments ? Electrical Engineering MCQ questions and answers especially for the Electrical Engineer and who preparing for GATE Exam. These objective type questions are very important for competitive exams of Engineering. (Answer any six questions including Q.No. (B) determine inductance. (a) Absolute instruments (b) Indicating instruments (c) Recording instruments (d) Integrating instruments Ans: b, 3. The most accurate device for measuring voltage is ………….