100 Most Important MCQ Question of DC Motor | Objective ...

In a DC shunt motor, if we cut the supply for the field winding, the speed would dangerously increase in order to maintain the back emf of the motor. In the case of DC motors Speed ∝ Back emf(E b )/flux(φ).

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100 Most Important MCQ Question of DC Motor | Objective ...

Yes you are right @browin the flux density increases in the case of dc generator under trailing pole tips but the question is about motor flux density … motor work opposite to that of DC …

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DC motor Objective types questions and answer in Hindi ...

Dec 20, 2018 · Electrical DC motor Objective types questions and answer in Hindi | DC MOTOR multiple choice question / dc motor interview question in hindi - In This Video we will know about Important 25 ...

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Most Asked Objective Questions or MCQ on D.C. Motors for ...

Most Asked Objective Questions or MCQ on D.C. Motors for Electrical Engineering MCQ No comments Multiple Choice Questions (MCQ) on D.C. Generators for Electrical Engineering. 1. The direction of rotation of a D.C. series motor can be changed by ... Multiple Choice Questions (MCQ) on Transformer for Electrical Engineering 1. The no-load current ...

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130 TOP D.C. MOTORS Multiple Choice Questions and Answers Pdf

D.C. MOTORS Multiple Choice and Answers for freshers and experienced top list of D.C. MOTORS Interview Objective Type Questions pdf free download. Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download.

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Multiple Choice Questions on DC Motor | Page – 1 ...

So the power flow in case of a dc motor is just the reverse of power flow in case of a dc generator. A 4 pole dc motor with armature winding resistance of 0.6 ohm receives a supply of 230 Volt. If the back emf produced during running condition is equal to 210 volt.

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DC Motors Objective Questions and Answers - Set 01 MCQ DC Motors Edit Practice Test: Question Set - 01. 1. A three point starter is considered suitable for ... Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. Practice Test: Question Set - 07 1.

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Dc motor MCQs, dc motor quiz answers, learn 10th grade physics online courses. Dc motor multiple choice questions and answers (MCQs), in a d.c motor coil in a magnet rotates maximum to about for online physics courses distance learning.

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An Electric DC motor is a machine which converts electric energy into mechanical energy. The working of DC motor is based on the princi...

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Electrical Machines Questions and Answers – Speed Control of DC Motors Posted on May 19, 2017 by Manish This set of Electrical Machines Multiple Choice Questions & Answers (MCQs) focuses on “Speed Control of DC Motors”.

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An Electric DC motor is a machine which converts electric energy into mechanical energy. The working of DC motor is based on the princi...

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Multiple choice questions on dc motor # 1 Hi friends, this is post about objectives of electrical engineering with emphasis on dc motor check out and... Multiple choice questions on dc generator # …

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(a) Shunt motor (b) Series motor (c) Cumulative compound motor (d) Differentiate compound motor Ans: b 2. The direction of rotation of a D.C. series motor can be changed by (a) interchanging supply terminals (b) interchanging field terminals (c) either of (a) ...

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DC Machine Multiple Choice Questions with Solutions: Part-12

Sep 25, 2015 · DC Motor DC Generator Multiple Choice Questions with Solutions: [1] Which of the following statements is false? (a) A DC motor converts electrical energy to mechanical energy (b) The efficiency of a DC motor is the ratio input power to output power (c) A DC generator converts mechanical power to electrical power

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Explanation: Starting resistance of a DC shunt motor and DC compound motor is low. Well, that’s the reason why we use starters in a DC motors, in order to limit the armature current flowing through the armature and to protect machine circuitry.

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MCQs on Dc Motor | Electrical4u

MCQs on Dc Motor. Page 1 of 0. Go to page . 1. MCQs on Analog and Digital Communication MCQs on Analog Electronics MCQs on Control Systems MCQs on Digital Electronics MCQs on Electric Circuits MCQs on Electrical and Electronics Measurements MCQs on Electrical Drives MCQs on Electrical Machines MCQs on Electromagnetic Fields MCQs on Engineering ...

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In a D.C. series motor, if the armature current is reduced by 50%, the torque of the motor will be equal to (a) 100% of the previous value (b) 50% of the previous value

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DC Motor Objectives: Part 7 - Electrical Objective Questions

Sep 11, 2012 · For Electrical and Electronics Engineers who are preparing for Technical Interviews, Competitive Exams, Entrance Exams... You can find solved objective type questions for Power Electronics, Digital Electronics, Electrical machines, Power systems, basic electrical and electronics, measurements & Instrumentation etc.

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Multiple choice questions on dc motor # 2 - Electrical ...

Multiple choice questions on dc motor # 1 Hi friends, this is post about objectives of electrical engineering with emphasis on dc motor check out and... Multiple choice questions on dc generator # …

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Objective Questions on DC Motor | Page – 2 | Electrical ...

AC slip ring or DC compound motors are prefer for lifts. Shunt type commutator motors are preferred in case of single phase installation. The latest lift designs use 3-phase induction motors with variable frequency drive electronic controls. Some may also use a similar system with permanent magnet (brush less) DC motors.

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DC Motors Multiple Choice Questions with Answers Electrical MCQ Edit Practice Test: Question Set - 12. 1. Regenerative method of braking is based on that ... Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. Practice Test: Question Set - 07 1.

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Sir plz send me objective questions set of ITI electrical for NCL or CCL SAIL technician exam..

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[10] A fully controlled thyristor bridge drives a DC motor. The system is capable of (a) Motoring and braking in both directions (b) Only motoring in both directions, no braking ... Power Electronics Multiple Choice Questions: Part 3. Objective Types Questions Of High Voltage Engineering Part 2.

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101 TOP Polyphase Induction Motors - Electrical ...

Sep 02, 2014 · Civil Engineering Interview Questions, Mechanical Engineering Interview Questions, Electrical Engineering Interview Questions, eee, it, cse, lab viva questions, seminar topics, mcqs, class notes, gate syllabus and Objective type Questions, Online …

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Multiple choice questions - Pearson Education

Multiple choice questions Try the following questions to test your knowledge of Chapter 23. Once you have completed the questions, click on the 'Submit Answers for Grading' button at the bottom of this page to get your results.

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Rectifiers and Converters : Objective Questions > Multiple ...

Objective Questions > Multiple Choice Questions of Rectifiers and Converters (16-30): 16. In a rotary converter (A) armature currents are dc only (B) armature currents are ac only (C) partly ac and partly dc. (D) All of the above. Get Answer

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Solved: Aim And Objective Of A Speed Control Circuit For C ...

Question: Aim and objective of a speed control circuit for controlling speed of a dc motor for active and r... aim and objective of a speed control circuit for controlling speed of a dc motor for active and reactive power sharing.

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Electrical Engineering and Technology

Electric Motor We have discussed various types of electric motors such as DC Motors, Induction Motors, Synchronous Motors, and different Special Motors. We have explained working principles, characteristics, uses, testings etc. here which may help you to gather in-depth knowledge about the electric motors.

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dc motor objective questions answers pdf - BINQ Mining

Nov 15, 2012 · TYPICAL QUESTIONS & ANSWERS. TYPICAL QUESTIONS & ANSWERS OBJECTIVE TYPE QUESTIONS Q.1 The two windings of a transformer is (A) conductively linked. (B) … the series DC motor will … »More detailed

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