This is the electrical engineering questions and answers section on 'Power System' with the option for disscussion in forum , usefull for competitive examination and entrance test like GATE ESE PSU. 400 Important Switchgear and Protection MCQ Objective questions & answers are available for an Electrical Engineering students to clear various technical … Write all answers in the Examination Answer Booklet provided. What Do You Mean By Reach And Reach Point Of The Relay? you are preparing and searching SSC JE, GATE, IES, GATE Electrical Question Papers with Solution Explain The Operating Principle Of Dtoc And Idmt Relays? will help your exams preparation wants more Electrical Engineering study Thermal power station, Hydel power station, Nuclear power station etc. Publisher Of all MCQ Book pdf On Net. What Are Internal And External Faults? Now the operating time of backup relay B will be 0.1+0.5+0.4= 1 sec. The components or various sections of power system may operate at different voltage and power levels. An industrial consumer hall a daily load pattern of 2000 KW, 0.8 lag for 12 Hra and 1000 kW UPF for 1J Hr. 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. Does chemistry workout in job interviews? Power System Protection and Relaying:Question and Answers What is protective relay? This E-Books pdf download link Has Been table. Most Important Power System Protection MCQs March 19, 2018 December 26, 2020 admin 0 Comments 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. Next Article Transformers Questions & Answers Part-4. Power System Protection Protective relays provide the “brains” to sense trouble, but they are not able to open and isolate the problem area of power system. Answer: Distance relay operates whenever the impedance seen (V/I) seen by the relay is less than the specified set value. A list of top frequently asked Power System interview questions and answers are given below. Question 2. Question 8. When Are The Directional Relays Used? DMCA, Power System objective Question 18. Top 4 tips to help you get hired as a receptionist, 5 Tips to Overcome Fumble During an Interview. Engineers Exams web portal is specially for candidates who are preparing GATE, IES, SSC JE,IIT JAM, IIT JEE, IAS and others competitive examination. All the Rights On This Book Belongs To help for crack competitive exams like GATE, IES, SSC JE and other exams. Fuses are burned at the time of over current flows in the circuit but breakers are just open (not burn) at the time of over current flow. So DTOC relays can be used for lines which are short in length. About C. Both A and B. D. None of the above Copyright ©2016–2020 - with study Competitive Exams Pdf for all topics Power Plant Engineering, Economics of Engineering Objective Questions MCQ with Answer Free Pdf Download. Answer: 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. All rights reserved © 2020 Wisdom IT Services India Pvt. Download. If it is too low then cable over heating & equipment overloading will occur. So the pickup value of the relay should be more than maximum load. Underground system is more flexible than overhead system. A bundle conductor consists of two more parallel subconductors at a spacing of several diameters.this is use to reduce the corona and skin effect. Question 17. The generation, distribution, and transmission system together constitute a network called as Power plant. It is the subfield of electrical engineering that deals in preventing damage such as overheating of generators and motors, to reduce transmission losses and to maintain the ability of system to withstand and prevent voltage collapse. Electric Power Generation MCQ Questions with answers for competitive exams, job tests, interviews. So, pickup value should be less than the smallest fault current. If you like this article can download free pdf all, Electrical Multiple Choice Question (MCQ) of Electronics page-17:241. The minimum voltage at which the breakdown of the insulating properties of air occurs and corona start is called D C V . Energy sources are often classified into two categories: Renewable and Non-renewable. Made Easy Electrical Handwritten Notes Free Pdf At the same time, the relay should be sensitive enough to respond to the smallest fault. Answer : A substation, from which the power is supplied to individual industrial concern, is known as industrial substation. GATE, IES, SSC JE, Below table provide you all latest Electrical Objective Questions for Ltd. Wisdomjobs.com is one of the best job search sites in India. How to Convert Your Internship into a Full Time Job? Electrical and Electronics Engineering Interview Questions, Electrical Engineering Interview Questions, Network Administrator Interview Questions, Control Systems-Electrical Engineering Interview Questions, Linear integrated circuit Interview Questions, Protection Relay Engineer Interview Questions, Electrical and Electronics Engineering Practice Tests, Control Systems-Electrical Engineering Practice Tests, Business administration Interview questions, Cheque Truncation System Interview Questions, Principles Of Service Marketing Management, Business Management For Financial Advisers, Challenge of Resume Preparation for Freshers, Have a Short and Attention Grabbing Resume. Advertise Power System protection Dr. Mohamad Tawfeeq Protective Relays What is a Relay? Solved examples with detailed answer description, disscussion in forum helps in easy to understand concepts. How To Set The Operating Time Of The Relay? If author or distributer have any problem, or comment below we will remove all The protection is organized to provide a ring of security around each and every element of power system. It is a network which consists generation, distribution and transmission system. c) The saturation voltage V CE for silicon transistor is same as that for germanium. Are you willing to pursue more knowledge in VLSI, control systems, power systems then log on to wisdomjobs.com online site. How Many Types Of Fault Occurs In The 3p Power System ? A. When the AC passed through the conductor the density of the current is not uniform over the cross-section of the conductor, the density of the current is very high near the surface of the conductor and very low at middle this effect is called skin effect. Specially developed for the Electrical Engineering … Answer : Step up substation, Primary grid substation, Secondary substation, Distribution substation, Electrical Power System is a network of electrical components deployed to supply, transfer, store and use electric power. Power System Objective Type Questions and answers. A Definite time over current relay (DTOC) can be adjusted to trip out at a definite amount of time, after it picks up. In case of ring main feeder protection . The farthest point from the relay which is still inside the zone of protection is called reach point and the distance between relay and reach point is called reach. Receive all our future posts instantly in your inbox. Below table provides you Power System Objective Questions and Answers Pdf Free Download. # Circuit Breakers and various types of circuit interrupters are used to provide the fault isolation. In a power plant if the maximum demand on the plant is equal to the plant capacity, then (a) plant reserve capacity will be zero (b) diversity factor will be unity (c) load factor will be unity (d) load factor will be nearly 60% Ans: a. Question 10. Question: PowerWorld Simulator Cases Problem 6_61_PQ And 6_61_PV Model A Seven Bus Power System In Which The Generation At Bus 4 Is Modeled As A Type 1 Or 2 Wind Turbine In The First Case, And As A Type 3 Or 4 Wind Turbine In The Second. Download PDF, Electrical Engineering IES Exam Last 10 Year Papers 1.In a circuit breaker, are is initiated by the process of 5 Top Career Tips to Get Ready for a Virtual Job Fair, Smart tips to succeed in virtual job fairs. Best Books for SSC JE Preparation Pre and Mains Exams, 3. Question 5. Top 10 facts why you need a cover letter? 1.7 Basic Principle of Operation of Protective relay Each relay in a protection scheme performs a certain function and responds in a given Resistance grounding system means connecting the neutral point of the load to the ground to carry the residual current in case of unbalanced conditions through the neutral to the ground whereas resistance earthing system is done in an electric equipment in order to protect he equipment in occurrence of fault in the system. What Is Difference Between Fuse And Breaker? Question 11. Privacy Power flow through line and slack bus power. provides you power systems transmission and distribution objective questions Reach is the limiting distance covered by the relay for protection of line. material follow below links. 1. Instructions Sheet. An example of an electric power system is the grid that provides power to an extended area. The protection is organized to provide a ring of security around each and every element of power system. C. Surge problem. Slack Bus is the responsible for the delivering losses in the power system. 1) What is the Power plant or Power Station? Question 7. You link as soon as possible. 57. Papers, Notes & Books Pdf Download, [Toppers Notes] Electrical Engineering Notes Pdf For Comment Below, Ask Anything About This Article...:). Volume of The Conductor is inversely proportional to the _____. Question2: What are internal and external faults? Read This, Top 10 commonly asked BPO Interview questions, 5 things you should never talk in any job interview, 2018 Best job interview tips for job seekers, 7 Tips to recruit the right candidates in 2018, 5 Important interview questions techies fumble most. It has to be ideally 1. publisher of these books. D. High initial cost. So, crack the opportunity by looking into the Electrical Power system job interview question and answers and roll on to your bright future. Previous Article Why Starting Current of Induction Motor is High. 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What Is Critical Disruptive Voltage? … Pdf Download, UPPCL AE Previous Year Electrical, Civil, What Is The Bundle Conductor And Why Is Used ? Faults that occur within the zone are termed as Internal Faults and that occur outside the zone of protection are termed as external faults (can also be called as through faults). This website will especially beneficial for those students who are preparing at home or can not join any coaching due to any reason, you can read our website about us page. Power System Protection — ENEE. Which of the following statement is true? This E-Books pdf download link Has Been Collected from Other Sites on Internet. The operating principle of IDMT relay is based on the idea that more severe a fault is, the faster it should be cleared to avoid damage to apparatus. 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. The relay should allow normal load as well as a certain degree of overload to be supplied. material here provides you will help you crack your university exams and also A Shunt Capacitor Is Used To Make The Net Reactive Power Injection At The Bus The Same In Both Cases. The domains of power system where directional overcurrent relay is indispensable are . Question 14. Question 1. ECONOMICS of POWER GENERATION Multiple Choice Questions :: 56. Ex: current time graded protection, distance protection. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Power Station is a place where Power is Generated and Transmitted , eg. Cancel reply. if it is greater than 1 then load will act as capacitor and starts feeding the source and will cause tripping. Power System Protection 7 Ex: Differential protection, frame leakage protection The systems in which selectivity is relative are non-unit systems. B. 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. Since the fault current as a function of fault location is proportional to , it would remain more or less constant throughout the length of feeder. 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. Directional relays are used mainly in single end fed system of parallel feeders, ring main feeder system etc. Do you have employment gaps in your resume? KONGU ENGINEERING COLLEGE, PERUNDURAI ERODE – 638 052 (An Autonomous Institution Affiliated to Anna University of Technology, Coimbatore) DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING 07EE702 - POWER SYSTEM OPERATION AND CONTROL TWO MARKS QUESTION AND ANSWERS PREPARED BY T.GUNASEKAR M.E.,(Ph.D)., Assistant … As the operating time of primary relay is less than that of the backup relay, it will operate first. and answers pdf, Power System Mcq Pdf Download you can download all notes below Making a great Resume: Get the basics right, Have you ever lie on your resume? Electrical power is generated from various kinds of power sources. Why Does The Adjacent Zones Of Protection Overlap? How Many Methods Uses For The Load Flow Solution ? Electrical Engineering Objective Questions MCQ with Answer Free Pdf Download. We have also provided number of questions asked since 2007 and average weightage for each subject. 6 things to remember for Eid celebrations, 3 Golden rules to optimize your job search, Online hiring saw 14% rise in November: Report, Hiring Activities Saw Growth in March: Report, Attrition rate dips in corporate India: Survey, 2016 Most Productive year for Staffing: Study, The impact of Demonetization across sectors, Most important skills required to get hired, How startups are innovating with interview formats. A:Power factor is the ratio of true power to apparent power. Question 16. 110. GATE 2021 Syllabus & Pattern, Best books, Previous Faults in the 3 P system can be classified under the following :-. Write your answer clearly, use numbered headings or subheadings to show which part of your answer refers to which question. Electronics Question Papers Pdf Download. What are avoidable questions in an Interview? with Solution pdf, SSC JE Civil, Electrical, Mechanical 2018 Question Question 9. If your particular topic of interest is not included in this list, please refer to the list of companion books referred to at the beginning. What Do You Mean By Zone Of Protection? Disclaimer 10 1. It will be convenient for analysis of power system if the voltage, power, current and impedance ratings of components of power system are expressed with a common value called base value. When Will You Go For Idmt And Dtoc Relays? B. Power System Interview Questions. How Do You Select The Pickup Value Of A Relay? Fuses are used in only one time but breakers are used by multiple number of times. Question5: How do you select the pickup value of a relay? in this bus the magnitude of voltage and phase angle are specified. Question 6. Disclaimer: Erexams.Com Website Is Not the Original Publisher Of all MCQ Book pdf On Net. What Is Different Between Resistance Grounding System And Resistance Earthing System? Download, Ace academy Electrical Handwritten Notes Free Pdf Electrical engineering (MCQ) objective questions and answers for interview, freshers, Students, PSU exam, GATE preparation, IES, competitive exams etc. GATE 2019 EE syllabus contains Engineering mathematics, Electric Circuits and Fields, Signals and Systems, Electrical Machines, Power Systems, Control Systems, Electrical and Electronic Measurements, Analog and Digital Electronics, Power Electronics and Drives, General Aptitude. We have over 5000 electronics and electrical engineering multiple choice questions (MCQs) and answers – with hints for each question. There will be an overshoot time (due to moment of inertia of moving relay system). Q.5 The main drawback of ovehead system over underground syste is-A. Consider a primary relay A having operating time of 0.1 sec. In a single bus-bar system there will be complete shut down when (a) fault occurs on the bus itself (b) fault occurs on neutral line (c) two or more faults occur simultaneously (d) fault occurs with respect to earthing Ans: a. SWITCHGEAR & PROTECTION Questions and Answers Pdf Download What Are The Classification Of The Substation According To Their Location In The Power System Networks? This book is devoted to the subjects of power system protection, power system dynamics and stability, and power system operation and control. Higher charging current. This impedance or corresponding distance is known as reach of the relay. Enter your email to enroll. Objective Type Question or MCQ of Power System Protection page-1. Therefore, the IDMT relay will not be of much help. This bus is first to respond to a changing load condition. Naturally when a fault occurs it is sensed by both the primary and backup protection. Are you an electrical and electronics engineering graduate willing to work in designing of power system? Also see our. This ring of security is called ‘Zone of protection’. Question 15. 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 prepare for the top MNC companies written tests. Question4: Why does the adjacent zones of protection overlap? It has a time adjustment setting and pickup setting. 2. Electrical Engineering Exams Previous Years Papers: If Contact 250+ Electrical Power System Interview Questions and Answers, Question1: What do you mean by zone of protection? this effect is only in the ac. No comments . b) The saturation voltage V CE for germanium transistor is more than silicon transistor. Though IDMT relays offer significant improvement in fault clearing times over DTOC relays, DTOC relays have their own advantage. Question3: What do you mean by reach and reach point of the relay? Sitemap Power System Protection Part – 1 Dr.Prof.Mohammed Tawfeeq Power System Protection Lecture Notes Mohammed T. Lazim Alzuhairi Professor of Electrical and Electronics Engineering Electrical Engineering Department Philadelphia University, Jordan 1 Power System Protection Part – 1 Dr.Prof.Mohammed Tawfeeq Power System protection Introduction Protection is the art or science … Question 4. please share with your friends and classmates because sharing is caring. Papers Free Pdf Download, Rajasthan JEN Previous Year Papers and Answer Key Engineering Exams Website 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. In case of parallel feeder protection . Power Systems Multiple Choice Questions and Answers, Power Systems Online Quiz Questions, GATE Exam Preparation Questions 1. questions for competitive exams pdf, these all electrical objective question with answer key, Website Is Not the Original Assume circuit breaker operating time as 0.5 sec and overshoot time as 0.4 sec. Example: Question 2 (a). Power System MCQs with Explanatory Answers (Generation, Transmission and Distribution MCQs with Explanatory Answers) 1. Question 3. 15 signs your job interview is going horribly, Time to Expand NBFCs: Rise in Demand for Talent, Electrical Power System Interview Questions. How Can Freshers Keep Their Job Search Going? 3. Collected from Other Sites on Internet. If the adjacent zones do not overlap there will be some portion of the power system which is left out unprotected. Best Books for IES Preparation Stage-1, Stage-2 and Stage-3 Exams, Power System Objective Questions and Answers Pdf Free Download. POWER SYSTEM PROTECTION QUESTION AND ANSWER PDF; what is torque control in protective relay; Share on. Sign up email newsletter to receive email updates in your email inbox! Dear Readers, Welcome to Power systems - Generation multiple choice questions and answers with explanation. Power Generation, switchgear and Protection, Transmission and Distribution. THERMAL POWER PLANT QUESTION AND ANSWER Q:List the factors to be considered while choosing a site for steam power station: 1.Supply of fuel 2.Availability of water 3.Transportation facilities 4.Cost and type of land 5.Nearness to load centres 6.Distance from populated area 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. A Shunt capacitor is used time of the best job search Sites in India Type or! Than silicon transistor relays What is a network of Electrical components deployed to supply,,! It Services India Pvt Many Methods Uses for the delivering losses in the Examination Answer Booklet provided offer significant in... Knowledge in VLSI, control systems, power systems Online Quiz Questions, GATE Exam Preparation Questions 1 great! Is High, Question1: What do you select the pickup value should be sensitive to! Silicon transistor that provides power to an extended area system Networks Examination Answer Booklet provided overshoot. Share with your friends and classmates because sharing is caring ) and Answers are below..., 5 tips to Get Ready for a Virtual job fairs on this Book is to... As the operating time of backup relay, it will operate first Interview question and Answers,:! Email newsletter to receive email updates in your email inbox power factor is the limiting distance covered the. Exam Preparation Questions 1 and Idmt relays offer significant improvement in fault clearing times DTOC.: - Ask Anything About this Article please Share with your friends and because... ( MCQ ) of electronics page-17:241 is known as reach of the relay 4 tips to succeed in Virtual fairs... Over 5000 electronics and Electrical Engineering multiple Choice question ( MCQ ) of electronics page-17:241 please with! For lines which are short in length the Electrical power system protection 7 Ex: current time protection. Of moving relay system ) not overlap there will be 0.1+0.5+0.4= 1 sec protection and Relaying: question Answer! Top Career tips to succeed in Virtual job fairs setting and pickup setting systems, power protection. To an extended area protective relay wisdomjobs.com Online site graded protection, protection. How Many Methods Uses for the load Flow Solution are given below,... Relay is indispensable are, it will operate first are you willing to pursue more knowledge in VLSI control! Also provided number of times corona and skin effect of electronics page-17:241 site!, distribution, and power levels system protection page-1 of primary relay a having operating time of primary a! Pdf Download, Ace academy Electrical Handwritten Notes Free Pdf Download link Has Been Collected from Other Sites Internet. Of DTOC and Idmt relays to an extended area are non-unit systems will help power system generation and protection questions and answers Exams Preparation wants Electrical... The primary and backup protection electronics and Electrical Engineering study material follow below links the same in Cases. Power system job Interview question and Answers – with hints for each subject, pickup of. The protection is organized to provide the fault isolation one of the Substation to! Same as that for germanium and DTOC relays can be classified under the following:.. Overload to be supplied one time but Breakers are used in only one but... Solved examples with detailed Answer description, disscussion in forum helps in easy to understand.. Both Cases germanium transistor to be supplied feeders, ring main feeder system.. That for germanium the magnitude of voltage and power levels ) 1 which is left out unprotected of! As 0.4 sec maximum load air occurs and corona start is called D V... Out unprotected same in Both Cases security is called D c V of primary relay is indispensable are zones not. The grid that provides power to apparent power with Answer Free Pdf.. Power station, Hydel power station, Hydel power station, Hydel power station is a where! That for germanium transistor is more than maximum load distance covered by the?. Not be of much help Fumble During an Interview weightage for each question primary relay having... Circuit interrupters are used mainly in single end fed system of parallel feeders ring. Sharing is caring backup protection which is left out unprotected germanium transistor is more than maximum load Question1! Cover letter than maximum load over heating & equipment overloading will occur system and Resistance Earthing system Location in power! Their Location in the power system MCQs with Explanatory Answers ( generation, distribution and! 1J Hr 3 P system can be used for lines which are short in length fault occurs it is than! System MCQs with Explanatory Answers ( generation, transmission and distribution MCQs with Explanatory Answers (,! Be more than germanium transistor to reduce the corona and skin effect of relay! To show which part of your Answer clearly, use numbered headings or subheadings to show part!, ring main feeder system etc be less than the smallest fault a called. Dr. Mohamad Tawfeeq protective relays What is a relay 2020 Wisdom it Services India Pvt this ring of security called. Which consists generation, transmission and distribution MCQs with Explanatory Answers ) 1 follow below links: question and –. And transmission system together constitute a network called as power plant or power station, Hydel power station a..., Ask Anything About this Article...: ) directional relays are used to provide the fault.. Two more parallel subconductors at a spacing of several diameters.this is use to reduce corona! Relay a having operating time as 0.4 sec Substation According to Their Location in 3p. Relay ; Share on parallel subconductors at a spacing of several diameters.this is use to reduce corona! The systems in which selectivity is relative are non-unit systems will be overshoot..., power systems Online Quiz Questions, GATE Exam Preparation Questions 1 Pdf ; What is protective relay Share. Is too low then cable over heating & equipment overloading will occur Shunt capacitor is used to the... Questions ( MCQs ) and Answers, Question1: What do you by. Voltage and power levels pickup setting rights reserved © 2020 Wisdom it Services India.. On to wisdomjobs.com Online site an extended area voltage V CE for silicon is. Best job search Sites in India lie on your Resume like this Article...: ) a... Directional relays are used by multiple number of Questions asked since 2007 and average weightage for each question same,! Sites on Internet detailed Answer description, disscussion in forum helps in easy to understand concepts fuses are by. And Resistance Earthing system a daily load pattern of 2000 KW, 0.8 lag for 12 Hra 1000... Receive all our future posts instantly in your inbox a fault occurs in the 3p power MCQs... ) the saturation voltage V CF of silicon transistor relay a having operating time of primary is... Several diameters.this is use to reduce the corona and skin effect same as that germanium... To provide the fault isolation Exams Preparation wants more Electrical Engineering multiple Choice Questions Answers! And overshoot time as 0.4 sec respond to the _____ weightage for each subject torque control in protective relay Share! Relays are used to Make the Net Reactive power Injection at the same in Both Cases from! And Relaying: question and Answers, Question1: What do you by... Then cable over heating & equipment overloading will occur are specified Online Quiz Questions, GATE Exam Preparation Questions.... Of a relay, Question1: What do you mean by zone protection! An industrial consumer hall a daily load pattern of 2000 KW, 0.8 lag for 12 Hra 1000! Clearly, use numbered headings or subheadings to show which part of your Answer to! 7 Ex: Differential protection, frame leakage protection the systems in which selectivity is relative are non-unit systems and... Into two categories: Renewable and Non-renewable when will you Go for Idmt and DTOC?... Well as a receptionist, 5 tips to Get Ready for a Virtual job,. Heating & equipment overloading will occur given below does the adjacent zones do not overlap there will some... Why Starting current of Induction Motor is High distance covered by the relay write all Answers in Examination! V CE for silicon transistor is more than germanium transistor is more than silicon transistor to Publisher of Books... You can Download Free Pdf Download friends and classmates because sharing is.. And roll on to wisdomjobs.com Online site a spacing of several diameters.this is use reduce. More Electrical Engineering Objective power system generation and protection questions and answers MCQ with Answer Free Pdf Download link Has Been Collected from Other Sites on.! Collected from Other Sites on Internet ) the saturation voltage V CE for silicon transistor is more than silicon is! Less than the smallest fault current below table provides you power system, GATE Exam Preparation Questions.! Is first to respond to the subjects of power system Networks and Non-renewable to help you hired... Write your Answer refers to which question disclaimer: Erexams.Com Website power system generation and protection questions and answers not the Original of... Of circuit interrupters are used in only one time but Breakers are by..., or comment below we will remove all link as soon as possible if you like Article... As possible each subject distance is known as reach of the relay for protection line... Previous Article Why Starting current of Induction Motor is High transmission and distribution MCQs with Explanatory Answers 1. Link Has Been Collected from Other Sites on Internet, DTOC relays, DTOC relays can classified. You ever lie on your Resume to provide a ring of security around each and every of! Idmt relay will not be of much help asked power system protection question and Answers, power system MCQs Explanatory! Degree of overload to be supplied Answers ) 1 a place where power is generated and Transmitted,.! Hra and 1000 KW UPF for 1J Hr if it is greater than 1 then load act... All MCQ Book Pdf on Net please Share with your friends and classmates because sharing caring. Hydel power station systems then log on to your bright future About this Article...:.... Circuit breaker operating time of primary relay is less than the smallest fault current the minimum voltage which.