A circuit breaker is best defined as A circuit breaker […] Read Post Protective Relays MCQ Questions with Answers. a. Download for offline reading, highlight, bookmark or take notes while you read C++ Multiple Choice Questions and Answers (MCQs… That means open contacts become closed and closed contacts … An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. 25. Where is directional relay … Circuits and Practical Electric Circuitry. D. Mho type distance relay Your Comments. Words: 2,623; Pages: 30; Preview; Full text; 46. More […] 3.The static differential protection is not recommended for the protection of _____. Get Answer:(Hide) C 47. Both types of relay control electrical circuits through a switch that is open or closed depending upon an electrical input. Impedance Relay. 1 A switch that waits until the whole packet has arrived before making routing decision, is called a _________ switch. A static relay consists of electronic circuitry to emulate all those characteristics which are achieved by moving parts in an electro-magnetic relay. C - Stacks and Queues . This quiz contains practice questions for GCE ‘O’ level topics: Static Electricity, Current Electricity, D.C. Home / All Categories / Networking / Network Layer Protocols / 11. The pickup value is The pickup value is 15 Relay settings means actual value of the energizing or characteristic quantity at which the relay is designed to operate under given conditions. C - Matrices. GATE CSE MCQs. Burden of a protective relay is the power. Secondary of the CT and the operating coil. 10. Define Plug Setting Multiplier? Power System Protection. These objective type Switchgear & Protection 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. Time delay relay. The differential relay works on the principle of comparison between the phase angle and magnitude of two or more similar electrical quantities. Directional relays are based on flow of (a) power (b) current (c) voltage wave (d) all of the above Ans: a. Required to operate the circuit breaker . These short objective type questions with answers are very important for Board exams as well as competitive exams. Networking MCQ Question with Answer Networking MCQ with detailed explanation for interview, entrance and competitive exams. 1.The differential relay measures the vector difference between _____. According to the American Standards Association, a relay that does not contain any armature or any rotating material, but produces the desired stimulus without solid motion magnetic or any other material, is called a static relay. Download for offline reading, highlight, bookmark or take notes while you read Cost Accounting Multiple Choice Questions … What does the first part consist of? Computer Architecture MCQ DBMS MCQ Networking MCQ. C - Arrays and Pointers . Q5. C. Developed by the relay circuit . Absorbed by the circuit of relay Your Comments. December 14, 2015 July 3, 2012 by Mini Physics. C - Linked Lists. It is nondirectional and is used primarily as a fault detector. C Programs. D. None of the above View Answer. D. Mho type distance relay View Answer. Read this book using Google Play Books app on your PC, android, iOS devices. Explanation are given for understanding. Home / All Categories / Networking / Network Layer Protocols / 181. C - Stacks and Queues. Download & View Mcqs as PDF for free. Switch. Plug Setting Multiplier and is defined as the ratio of fault current in the relay coil to the pick up value. Timing relays are arranged for an intentional delay in operating their contacts. The relay is an electrical protection device that detects fault and supplies information to a circuit breaker which in turn performs circuit interruption. Admittance Relay. b. 40 A Solid State Relay. C Programs. c. Tripping circuit. A very short (a fraction of a second) delay would use a copper disk between the armature and moving blade assembly. Other different between Solid State Relay and Electromagnetic relay are that there is no surge and noise during the operation of SSR. 1 The address field of a frame is 01101000 00001111. C - Linked Lists. Say a relay has a time setting 0.1 and you have to calculate actual time of operation for PSM 10. 3. These short solved questions or quizzes are provided by Gkseries. Static relay. To understand simply it is like a brain in our human body, when the brain gives the sense the body parts are operate to do any work. 24. a. A microprocessor relay is one of the most advanced types of relay found in modern protection systems. The three-phase full-wave circuit is often used instead of three-phase halfwave when less ripple is required and the static magnetization of the transformer core is to be avoided. Feb 11, 2014 - Explore Networking Facts's board "frame relay" on Pinterest. Static characteristics of a measurement system are, in general, those that must be considered when the system or instrument is used to measure a condition not varying with time. 2.The advantage of static differential protection is _____. A material best suited for manufacturing of fuse wire is (A) Aluminium (B) Silver (C) Lead (D) Copper. B. Introduction To Relay & Different Types Of Relays | Its Terminals, Working & Applications Relays are the essential component for protection & switching of a number of the control circuits & other electrical components. Go To Download Page Close. These all or some specific contacts the relay change their state when actuating parameters are applied to the relay. Practice MCQs For For Static Electricity, Current Electricity, D.C. Free download in PDF Mechatronics Test Multiple Choice Questions(MCQs) & Answers for competitive exams. From the time / PSM graph of the relay as shown below, we can see the total operating time of the relay is 3 seconds. C - Arrays and Pointers. Burden of a protective relay is the power (a) required to operate the circuit breaker (b) absorbed by the circuit of relay (c) developed by the relay circuit (d) none of the above Ans: b. Your name: Your Email: Your Comments: 5. GATE CSE MCQs. In electrical systems, a static relay is a type of relay, an electrically operated switch, that has no moving parts. Minimize energy cost The six-phase voltages can be obtained in the secondary by using a center-tapped arrangement on a Star connected three-phase winding and the vector diagram of six phase voltages is shown in Fig. Computer Architecture MCQ DBMS MCQ Networking MCQ. RELAY: A Relay is a protection device that senses the fault in the circuit and gives a trip signal to the Circuit Breaker to isolate the faulty circuit. More details. Microprocessor relay belongs to which class of relays: Electromechanical relay Analog Static relay Digital Static relay None of these Correct answer: 3. This contains 20 Multiple Choice Questions for Electrical Engineering (EE) Power Systems 2 MCQ (mcq) to study with solutions a complete question bank. There is a chance of leakage current about few μA to mA in SSR relay while the value of leak current is Zero (0) in EMR. There are explanations for some of the questions after you submit the … B. The impedance relay has a circular characteristic centered at the origin of the R-X diagram. The admittance relay is the most commonly used distance relay. Absorbed by the circuit of relay . Given below are the top 10 Electrical Engineering MCQ Questions on circuit breakers. Solid State Relay (Static Relay) is an electrical relay in which the response is developed by electronic/magnetic/optical or other components, without mechanical motion of components. C - Matrices. Relay; Switch; Correct answer 4. C++ Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key (C++ Programming Quick Study Guide & Course Review) - Ebook written by Arshad Iqbal. Digital Static Relay Explanation: The microprocessor relay belongs to the Digital Static Class of relays. View Answer / Hide Answer. The fault diverter is actually a fast switch. The solved questions answers in this Power Systems 2 MCQ quiz give you a good mix of easy questions and tough questions. Get Answer:(Show) B 48. d. The major advantage associated with the static digital relay is: Less sensitive; Performance speed is slow; It is expensive; It is not accurate; Correct answer: 3. 23. Dear Readers, Welcome to Switchgear & Protection multiple choice questions and answers with explanation. 4.The transformer inrush current mainly consists of _____. Specially developed for the Electrical Engineering freshers and … That means the moving parts of the relay take total 3 seconds to travel 100 % traveling distance. 1) The main objective of energy management is to. Actually, a relay is nothing but a combination of one or more open or closed contacts. A. This set of Data communication and Networking Multiple Choice Questions and Answers (MCQs) focuses on “Frame Relay ”. Circuits and Practical Electric Circuitry. Cost Accounting Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key (Cost Accounting Quick Study Guide & Course Review) - Ebook written by Arshad Iqbal. When D is the diameter of fuse wire, the fusing current will be proportional to (A) 1/D (B) 1/D2 (C) D3/2 (D) D1/2 . All the Relays react to voltage or current with the end goal that they open or close the contacts or circuits. 35) Mention different types of static characteristics. ANSWER: a. 9. DMAES mcq, mcq on DMAES,dmaes,dmaes mcq. Static relays are contrasted with electromechanical relays, which use moving parts to create a switching action. In this section of Data Communication and Networking - Network Layer Delivery, Forwarding, Routing MCQ (Multiple Choice) Based Questions and Answers,it cover the below lists of topics, All the Multiple Choice Questions and Answers (MCQs) have been compiled from the book of Data Communication and Networking by The well known author behrouz forouzan. Electrical Engineering (EE) students definitely take this Power Systems 2 MCQ exercise for a better result in the exam. d. All of these. Primary winding of a current CT which is connected in series with the line to be protected. It is expensive . 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Breaker which in turn performs circuit interruption principle of comparison between the armature and moving blade assembly name... Comments: 5 your name: your Email: your Email: your Email: your Email your. And moving blade assembly the top 10 electrical Engineering ( EE ) students definitely take this Systems! A second ) delay would use a copper disk between the phase angle and static relay mcq of two or open. 2015 July 3, 2012 by Mini Physics Network Layer Protocols / 181, highlight, or.