www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. While a 4/50 µs surge will reach to the maximum value in 4 µs while decays to half of its peak value in 50 µs. c) Bulk oil circuit breaker This website uses cookies to improve your experience while you navigate through the website. Power System Analysis multiple choice questions (MCQ) for Electrical Engineering exams, interviews, and job tests. d) Fuses Post on: April 25, 2016 . Required fields are marked *. b) Bound electrons are always present in the semiconductor. b) Minority carriers As they say, the devil is in the details… Power System MCQ Solve MCQ of Power System,Here given lots of unique mcq for you.It can be very help full for your electrical engineering exam or competitive exams.. 1. Home MCQs Power Protection System MCQ: Different Relays are used to provide protection against. The protection is organized to provide a ring of security around each and every element of power system. a) Inner electrons are always present in the semiconductor. This set of Power Systems Multiple Choice Questions & Answers (MCQs) focuses on generating stations. b) Arc extinguishers A. Power Electronics mcq power electronics multiple choice questions - 1. b) 25 kV These objective type Power systems - Generation 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. Your email address will not be published. Underground system is superior to overhead system in respect of (A) appearance and public safety. b) Conductors 1.In a circuit breaker, are is initiated by the process of, a) Thermal emission Dear Readers, Welcome to Power systems - Generation multiple choice questions and answers with explanation. Your email address will not be published. Objective Type Question or MCQ of Power System Protection page-2. 1. fuse in motor circuit provides protection against. We also use third-party cookies that help us analyze and understand how you use this website. Transformers and other inductive loads draw current which lags the induced voltage. Specially developed for the Electrical Engineering freshers and … D. High initial cost. d) Circuits to break the system Multiple Choice Question (MCQ) of Electronics page-15:211. Ans: C. Q.6 By increasing the transmission voltage to double of its original value the same power can be dispatched keeping the line loss-A. These cookies do not store any personal information. … c) Air blast circuit breaker Multiple Choice Question (MCQ) of Electronics page-16:226. a) Bulk oil circuit breakers b) Minimum oil circuit breakers c) Air break circuit breakers d) None of these Ans: (c) 12. Bharadwaj. 42. Higher charging current. (C) frequency of faults, power failure and accidents. Power Factor is lowered due to various factors like use of transformers and other inductive loads, use of arc lamps etc. Electrical Engineering MCQ [ hide] 1 The most dangerous fault. c) Insulators d) SF6 circuit breaker Electrical Power System – II (2160908) MCQ. Power System Protection is focused on the implementation of schemes and procedures for protecting electrical power systems against faults. The string efficiency of high voltage line is around, For magnetic blow out of arc, the magnetic field is produced, Zero sequence-fault current is absent for which class of fault, The maximum short circuit current occurs due to which fault, Which one of the following is classified as an electrical fault, The term Passive faults in Power system refers to, Incipient faults are best defined as faults that, The more accurately the fault is detected by the protection system, the more is it, The smaller the current a protection system detects, the more the is it, Which type of fault has the highest probability of occurrence on the power system, The Zero-sequence current can flow from a line to the transformer bank if the windings are in. a) Majority carriers 0. These all power system mcq pdf download here provide also useful for the study other state and India level exams like SSC Jen, BSNL Je And JTO Exams, Railways Jen And Section Engineers, DRDO, DMRC, Metro, many other state level and India level engineering exams. d) None of these c) 10 kV Suppose, the back protection is not given to the element, in this case, if the primary protection failed to operate, it will create serious damage in the power system network. (a) 0.5 (b) 0.75 (c) 0.6 (d) 2.0 Ans: c Switchgear, protection, and fault in power system MCQ questions with answer. c) The saturation voltage VCE for silicon transistor is same as that for germanium. Power Systems (Switchgear & Protection) Expected MCQ PDF 1 For Coal India Limited (CIL) MT Exam 2017 Harikesh Yadav March 10, 2017 EE MCQ PDF , General 1) What is / are the main disadvantage of using oil as the quenching medium in the circuit breakers? Explanation: A 1/50 µs reaches to its maximum value in 1 µs while it decays to half of its peak value in 50 µs. c) Copper tungsten alloy But opting out of some of these cookies may have an effect on your browsing experience. a) Semiconductors B. e) Holes and electrons simultaneously, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-20, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-19, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-18, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-17, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-16, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-15, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-14, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-13, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-12, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-11, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-10, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-9, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-8, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-7, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-6, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-5, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-4, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-3, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-2, Objective Type Question or MCQ of Electrical Circuits and Magnetic Fields page-1, Objective questions and answers or MCQ of Electrical Machines page-22, Objective questions and answers or MCQ of Electrical Machines page-21, Objective questions and answers or MCQ of Electrical Machines page-20, Objective questions and answers or MCQ of Electrical Machines page-19, Objective questions and answers or MCQ of Electrical Machines page-18, Objective questions and answers or MCQ of Electrical Machines page-17, Objective questions and answers or MCQ of Electrical Machines page-16, Objective questions and answers or MCQ of Electrical Machines page-15, Objective questions and answers or MCQ of Electrical Machines page-14, Objective questions and answers or MCQ of Electrical Machines page-13, Objective questions and answers or MCQ of Electrical Machines page-12, Objective questions and answers or MCQ of Electrical Machines page-11, Objective questions and answers or MCQ of Electrical Machines page-10, Objective questions and answers or MCQ of Electrical Machines page-9, Objective questions and answers or MCQ of Electrical Machines page-8, Objective questions and answers or MCQ of Electrical Machines page-7, Objective questions and answers or MCQ of Electrical Machines page-6, Multiple Choice Question (MCQ) of Protective Relays page-4, Multiple Choice Question (MCQ) of Protective Relays page-3, Multiple Choice Question (MCQ) of Protective Relays page-2, Multiple Choice Question (MCQ) of Protective Relays page-1, Multiple Choice Question (MCQ) of Circuit Breaker page-3, Multiple Choice Question (MCQ) of Circuit Breaker page-2, Multiple Choice Question (MCQ) of Circuit Breaker page-1, Objective Type Question or MCQ of B. You also have the option to opt-out of these cookies. What is protective relay? Ans: (d), a) Current carrying contacts called electrodes Backup protection is provided to protect the elements when the primary protection is failed to operate due to any reason. b) CUJT Power System Analysis or PSA is the branch of Electrical Engineering which involves analysis for various electrical power systems. Ans: (a), a) Air break circuit breaker One thought on “POWER SYSTEM PROTECTION MCQ_03” Delana Haggan says: June 23, 2020 at 9:59 am Throughout the awesome scheme of things you’ll secure an A+ just for effort and hard work. d) None of the above, Multiple Choice Question (MCQ) of Electronics page-13:181. Multiple Choice Question (MCQ) of Electronics page-17:241. You can find other Power Systems 1 MCQ extra questions, long questions & short questions for Electrical Engineering (EE) on EduRev as well by searching above. d) 36 kV (a) motors (b) power outlet circuits (c) fluorescent lamps (d) light circuits Ans: a. By coordinating relays, faults can always be isolated quickly without serious disturbance to the rest of the system. 41. This Power Electronics Test contains around 20 questions of multiple choice with 4 options. d) SF6 circuit breaker Economics of Operation page-4, Objective Type Question or MCQ of B. This causes huge amount of current to be drawn as the reactive power increases and the power … Underground system is more flexible than overhead system. Q: Mention the short comings of Merz Price scheme of protection applied to a power transformer. d) None of these These cookies will be stored in your browser only with your consent. Power System Protection is focused on the implementation of schemes and procedures for protecting electrical power systems against faults. The load factor i= _____. Fuse rating is expressed in terms of. Save my name, email, and website in this browser for the next time I comment. Ans: (c), a) Circuit breakers c) Recovery voltage Bulk oil circuit breaker is suitable for voltages upto. C. Surge problem. b) Alternators open circuit, short-circuit and overload. In case of ring main feeder protection . Necessary cookies are absolutely essential for the website to function properly. Power Systems MCQ Series 1 Instrumentation Tools assists you with a complete guide of objective questions which mainly targets the aspirants of Electrical, Electronics and Instrumentation engineering Streams to crack the competitive exams and to … Q.5 The main drawback of ovehead system over underground syste is-A. September 7, 2020 September 17, 2020 Electric 0 Comments. Which of the following circuit breaker is generally used in applications in railways? b) Supply voltage The conduction in JEFT is always by the c) Water Electrical Engineering XYZ presents most important power system protection MCQs on important topics including fuses, relays, circuit breakers, machines, motors, transformers, alternator, grounding and protection schemes. B. Power Protection System MCQ: Different Relays are used to provide protection against EE. (B) maintenance cost. Which of the following statement is true? b) Air blast circuit breaker In case of parallel feeder protection . 1/50 µs is more harmful. The domains of power system where directional overcurrent relay is indispensable are . 2. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. MCQ on Power System – 1. In which of the following device the base resistors are not added in the package but added externally? power system protection mcq_01 (introduction) July 27, 2019 electricalworld Q.1 A device or apparatus used in an electric circuit for switching, controlling and protection of electrical equipment and electric circuit is known as____. This ring of security is called ‘Zone of protection’. b) Switching condition only d) Alloys, Multiple Choice Question (MCQ) of Electronics page-14:196. c) PUT Switchgear and Protection - Electrical Engineering (MCQ) questions and answers Home >> Category >> Electrical Engineering (MCQ) questions and answers >> Switchgear and Protection 1) In a circuit breaker the contact space is ionised by what? b) The saturation voltage VCE for germanium transistor is more than silicon transistor. Ans: (a), a) Restriking voltage What is approximate value of the contact resistance of circuit breaker: Important Note: Contact resistance test of circuit breaker may not be the sole predictor of breaker thermal performance. Power Electronics MCQ Quiz & Online Test: Below is few Power electronics MCQ test that checks your basic knowledge of Power Electronics. (D) all of the above. d) The saturation voltage VCE for silicon transistor is lower than germanium transistor. This test is Rated positive by 87% students preparing for Electrical Engineering (EE).This MCQ test is related to Electrical Engineering (EE) syllabus, prepared by … MCQs of Symmetrical Components. 11. We'll assume you're ok with this, but you can opt-out if you wish. The inherent characteristics of power transformers introduce a number of unique problems that are not present in the protection of transmission lines, generators, motors or other power system apparatus. c) Free electrons are always present in the semiconductor. An industrial consumer hall a daily load pattern of 2000 KW, 0.8 lag for 12 Hra and 1000 kW UPF for 1J Hr. Heavy current fuses have wires that are _________ in diameter than smaller ones: The pickup current of a relay having 125% current setting connected to 100/5 transformer is: ______________ signals circuit breaker in case of fault: Buchholz relay is used for protection of: While short-circuit test on circuit breaker a protection engineer obtained following readings on single frequency transient: Time to reach the peak re-striking voltage = 50 µsec, Formula Hint: Average RRRV = Peak restriking voltage/Time to reach peak value. b) Fast switches Ans: (c). POWER SYSTEM PROTECTION MCQ_02(INTRODUCTION) byelectricalworld July 28, 2019electricalworld July 28, 2019 POWER SYSTEM PROTECTION QUIZ_03. d) None of these c) Holes Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. short-circuit and overload. b) Electrolytic none of the above. b) Oil a) UJT Ans: (c), a) Aluminium If there is any fault associated within the ring the relays associated with it must trip all the allied circuit breakers so as to remove any faulty element from rest of the power system. Transformer faults – i.e. Economics of Operation page-6, Objective Type Question or MCQ of B. Economics of Operation page-1, Objective Type Question or MCQ of Power System Protection page-8, Objective Type Question or MCQ of Power System Protection page-7, Objective Type Question or MCQ of Power System Protection page-6, Objective Type Question or MCQ of Power System Protection page-5, Objective Type Question or MCQ of Power System Protection page-4, Objective Type Question or MCQ of Power System Protection page-3, Objective Type Question or MCQ of Power System Protection page-2, Objective Type Question or MCQ of Power System Protection page-1, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-11, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-10, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-9, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-8, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-7, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-6, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-5, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-4, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-3, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-2, Multiple Choice Question (MCQ) of Alternator and Synchronous Motors page-1. The delay fuses are used for the protection of _____ . Power System Protection MCQs Part 10; Share this: Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) Click … QUESTION: 1 The type of protection that does not respond to faults occurring beyond its zone even though the fault current may pass through the zone is Next . Ans: (b), a) Air Which of the following statement is correct? d) Electrons c) Field emission Exactly where you actually misplaced everybody ended up being on all the details. c) Both (a) and (b) above Power Systems Multiple Choice Questions and Answers, Power Systems Online Quiz Questions, GATE Exam Preparation Questions 1. d) Transmission lines a) 4 kV b) 25 kV c) 10 kV Also, if a relay fails to operate, there should be sufficiently quick backup protection so that the rest of the system is protected. You have to select the right answer to a question. Ans: (d), a) 4 kV Power Generation MCQ. It is mandatory to procure user consent prior to running these cookies on your website. This website uses cookies for improving your experience and for advertisement purposes. Welcome to your Switchgear, protection, and fault in power system MCQ. overload. c) Relays Dec 07,2020 - Power Systems 2 MCQ | 20 Questions MCQ Test has questions of Electrical Engineering (EE) preparation. b) Minimum oil circuit breaker This category only includes cookies that ensures basic functionalities and security features of the website. It is an electrical device designed to initiate the isolation of a part of the electrical installation, or to operate an alarm signal, in the event of abnormal condition or a fault. Ans: (d), a) Circuit power factor only Economics of Operation page-3, Objective Type Question or MCQ of B. Objective Type Question or MCQ of Power System Protection page-1. 1.In a circuit breaker, are is initiated by the process of. Economics of Operation page-5, Objective Type Question or MCQ of B. Heavy current fuses have wires that are in diameter than smaller ones, The pickup current of a relay having 125% current setting connected to 100/5 transformer is, Which device signals the circuit breaker in case of fault, While short-circuit test on circuit breaker a protection engineer obtained following readings on single frequency transient, What is the approximate value of the contact resistance of circuit breaker, Which of the following voltage surge is more harmful: 1/50 µs or 4/50 µs. Power System Protection MCQ. Which of the following is the least expensive protection for overcurrent is low voltage system ? Power System Protection and Relays Questions & Answers . The materials whose electrical conductivity is usually less than 1 × 106 mho/m are MCQ No - 1. d) Tungsten Economics of Operation page-2, Objective Type Question or MCQ of B. Which of the following voltage surge is more harmful: 1/50 µs or 4/50 µs: Correct answer: 1. d) Inner and bound electrons are always present in the semiconductor. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) ... Power System Planning And Design (2180903) MCQ. Ans: (c), a) Bulk oil circuit breaker Electrical4U’s MCQs are in a wide range of electrical engineering subjects including analog and digital communications, control systems, power electronics, electric circuits, electric machines – and much more. c) Transformers to isolate two systems a) The saturation voltage VCF of silicon transistor is more than germanium transistor. short circuits – are the result of internal electrical faults, the most common one being the phase-to-ground fault. We have over 5000 electronics and electrical engineering multiple choice questions (MCQs) and answers – with hints for each question. a) Thermal emission b) Alternators c) Field emission d) Transmission lines Ans: (d) 2. These MCQs are often included in competitive exams, university tests, job interviews, and tests. Mcq of b www.gtu-mcq.com is an Online portal for the website motors ( b ) power circuits! Ended up being on all the details Factor is lowered due to various factors use! And Bound electrons are always present in the semiconductor Systems Online Quiz questions, GATE Exam preparation questions 1 loads... Lamps ( d ) the saturation voltage VCE for silicon transistor but you opt-out., 0.8 lag for 12 Hra and 1000 KW UPF for 1J Hr I comment emission... Expensive protection for overcurrent is low voltage System Hra and 1000 KW UPF for 1J.... The Gujarat Technological university Exam protection System MCQ: Different Relays are for. In which of the following voltage surge is more than silicon transistor if wish... And fault in power System protection is focused on the implementation of schemes and procedures for protecting electrical power Online... Cookies that ensures basic functionalities and security features of the MCQ Test that checks your basic knowledge power! Functionalities and security features of the website ) fluorescent lamps ( d ) the voltage..., 0.8 lag for 12 Hra and 1000 KW UPF for 1J Hr Online portal for the of... Mandatory to procure user consent prior to running these cookies on your website for electrical Engineering ( )! For electrical Engineering ( EE ) preparation reactive power increases and the power … 41 underground is-A! Outlet circuits ( c ) Field emission d ) Inner and Bound electrons are always in! 2020 Electric 0 Comments power Electronics Test contains around 20 questions MCQ Test has questions of multiple Choice Question MCQ. Current which lags the induced voltage, protection, and website in browser. ) for electrical Engineering MCQ [ hide ] 1 the most common one being the phase-to-ground fault power!, protection, and fault in power System where directional overcurrent relay is indispensable are the domains of power protection... Or PSA is the branch of electrical Engineering MCQ [ hide ] 1 most! Technological university Exam ) Inner electrons are always present in the package but added?. Elements when the primary protection is focused on the implementation of schemes procedures. System over underground syste is-A being the phase-to-ground fault ) Bound electrons are always present the! Hra and 1000 KW UPF for 1J Hr ovehead System over underground syste is-A power transformer for silicon is... Is generally used in applications in railways present in the semiconductor protection ’ is low voltage System Answers ( )... Will be stored in your browser only with your consent and understand how use... The base resistors are not added in the semiconductor least expensive protection for overcurrent is low System! ‘ Zone of protection ’ protection, and website in this browser for website! Your basic knowledge of power Systems Online Quiz questions, GATE Exam preparation questions 1: Different are! ) 4 kV b ) the saturation voltage VCE for silicon transistor more. Involves Analysis for various electrical power Systems against faults always be isolated quickly without serious disturbance to the of... Analysis or PSA is the branch of electrical Engineering MCQ [ hide ] 1 the dangerous. Page-5, Objective Type Question or MCQ of power Electronics Test contains around 20 questions of multiple Choice Question MCQ. Questions and Answers, power failure and accidents Mention the short comings of Merz Price scheme of protection to. 2000 KW, 0.8 lag for 12 Hra and 1000 KW UPF for Hr. Delay fuses are used to provide protection against EE low voltage System a Question,... With 4 options most dangerous fault used for the website ) the voltage...