ACE

  • Home
  • About
  • Services
  • Products
  • Case
  • Contact
  • First class manufacturer of intelligent mining machinery

  • Innovation opening up

  • Intelligent manufacturing leads the future

  • Leader in Power and Automotion Technologies

dc generator objective question with explain answer

DC Generator Theory Worksheet

Question 9 DC generators will act as DC motors if connected to a DC power source and not spun at a sufficient speed. This is a problem in DC power systems, as the generator will act as a load, drawing energy from the battery, when the engine or other "prime mover" device stops moving.

contact us

DC Machines

DC Machines - Electrical Engineering (MCQ) questions and answers. 1) A 120 V shunt generator running at 850 rpm has its armature and shunt field resistance of 0.15 ohm and 50 ohm respectively. It supplies 200 lamps each rated at 60 W, 100 V. The friction and windage and core loss of the machine is 400 W. its armature copper loss on full load ...

contact us

TOP 250+ DC motor Interview Questions and Answers 04 July ...

Answer : Dc series is in the used in trains to get high starting torque while starting of the trains and the operating voltage is 1500v dc. Electronic Circuits Interview Questions ; Question 6. Explain Different Methods Of Speed Control Of D.c Shunt Motors? Answer : Speed control of a d.c shunt motor can be done using: Flux control method ()

contact us

Answered: A 8 pole, DC generator has a simplex… | bartleby

Electrical Engineering Q&A Library A 8 pole, DC generator has a simplex wave wound armature containing 32 coils of 6 turns each. Its flux per pole is 0.06 Wb. Its flux per pole is 0.06 Wb. The machine is running at 250 rpm.

contact us

300+ TOP D.C. GENERATORS Multiple choice Questions and …

 · Ans: d. 45. Compensating windings are used in D.C. generators. (a) mainly to reduce the eddy currents by providing local short-circuits. (b) to provide path for the circulation of cooling air. (c) to neutralise the cross-magnetising effect of the armature reaction. (d) none of the above.

contact us

Electrical Engineering Questions And Answers :: Dc ...

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2021 and IES 2021 examinations : 1 D.C. generators the pole shoes are fastened to …

contact us

OBJECTIVE QUESTIONS (ALTERNATOR)

OBJECTIVE QUESTIONS (ALTERNATOR) by Manoj. 0. 1. Regarding an AC generator connected to the main electrical bus; as the electric load and power factor vary, a corresponding change is reflected in the generator armature reaction. These changes in armature reaction are compensated for by the. a] governor and speed drop setting.

contact us

DC Generator multiple choice questions and answers | MCQ ...

Following D.C. generator will be in a position to build up without any residualmagnetism in the poles. series generator. shunt generator. compound generator. self-excited generator. Answer-75. Post-Your-Explanation-75. 76. D.C. generator generally preferred for charging automobile batteries is.

contact us

100 TOP Objective D.C. Generators Questions and Answers ...

Engineering interview questions,multiple choice objective type questions,seminor topics,lab viva and answers,online quiz test pdf free download,faqs mcqs. ... A 220 V D.C. generator is run at full speed without any excitation. The open circuit voltage will be (a) zero ... Multiple Choice Questions and Answers on Tunnel Engineering;

contact us

D.C Motor Interview Questions | Electrical engineering ...

A. Dc series is in the used in trains to get high starting torque while starting of the trains and the operating voltage is 1500v dc. Q. Explain different methods of speed control of d.c shunt motors? A. Speed control of a d.c shunt motor can be done using 1. Flux control method 2. …

contact us

Multiple Choice Questions and Answers on DC Generators ...

Q 1. In D.C. generators, the cause of rapid brush wear may be (A) Severe sparking (B) Rough commutator surface (C) Imperfect contact (D) Any of the above Answer: Option D Q 2. The insulating material used between the commutator segments is normally (A) Graphite (B) Paper (C) Mica (D) Insulating varnish Answer: Option C Q 3. Eddy currents are induced in the pole shoes of a D.C. …

contact us

SOLVED:How can an ac generator be converted to a dc ...

How can an ac generator be converted to a dc generator? Explain your answer. Answer. Check back soon! View Answer. Topics. Electromagnetic Induction. Inductance. Holt Physics. ... Watch More Solved Questions in Chapter 20. Problem 16. Problem 22. Problem 23. Problem 24. Problem 25. Problem 26. Problem 27. Problem 28. Problem 29. Problem 30 ...

contact us

DC Generator

The emf equation of the DC generator is given by the equation: (E_g=frac{Pphi ZN}{60 A}) where. Z is the total number of armature conductor. P is the number of poles in a generator. A is the number of parallel lanes within the armature. N is the rotation of …

contact us

DC Generator MCQ Question and Answer

 · Take DC Generator MCQ Quiz & Online Test to Test your knowledge. We have listed below the best DC Generator MCQ Questions that check your basic knowledge of DC Generator.This DC Generator MCQ Test contains 25 best multiple choices questions.You have to select the right answer to every question.

contact us

Series DC Circuits Practice Worksheet with Answers ...

The answer is to use a series dropping resistor: Calculate the necessary resistance value and minimum power rating of a series dropping resistor for an LED rated at 1.7 volts and 20 mA, and a power supply voltage of 24 volts. R dropping = 1115 Ω, with a power rating …

contact us

D.C GENERATOR Multiple choice Questions & Answers

 · Best D.C GENERATOR Multiple choice Questions and Answers. Dear Readers, Welcome to D.C GENERATOR Objective Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of D.C GENERATOR MCQs.These objective type D.C GENERATOR Questions are very important for …

contact us

Electrical Machines I Viva Short Questions and Answers PDF ...

 · What are the conditions to be fulfilled by for a dc shunt generator to build back emf? The generator should have residual flux, the field winding should be connected in such a manner that the flux setup by field in same direction as residual flux, the field resistance should be less than critical field resistance, load circuit resistance should ...

contact us

20+ Electrical Engineering Interview Questions and...

 · AC voltages can be easily transformed to higher or lower voltage levels, while it is difficult to do in the case of DC voltages. The maintenance cost for AC transmission is lower than the DC transmission. In the DC System, the speed control range is greater than the AC System. There is low insulation needed in the DC system (about 70%).

contact us

104 questions with answers in SYNCHRONOUS GENERATOR ...

 · The generator used is a small permanent magnet synchronous generator. I have a question regarding the Torque Speed curve. I have taken …

contact us

Wattmeter Multiple Choice Questions (MCQ) and Answers ...

In this page you can learn various important wattmeter multiple choice questions answers,mcq on wattmeter with answers,mcq on wattmeter,sloved wattmeter objective questions answers, wattmeter multiple choice questions answers etc. which will improve your skill.

contact us

MCQ Test-01 on DC Machines

 · MCQ Test-01 on DC Machines. • Total duration of the test is 25 Minutes. • Types of questions will be numerical/theoretical having multiple choice, fill in the blanks, Multiple correct option, match the following types. • Some Question having more than one correct option,so tick all correct answers. • There is no negative marking.

contact us

300+ REAL TIME DC Generator Objective Questions & Answers

60. D.C. generator generally preferred for charging automobile batteries is (a) series generator (b) shunt generator (c) long shunt compound generator (d) any of''the above Ans: c. D.C. GENERATORS Objective Questions Pdf :: 61. In a D.C. generator the number of mechanical degrees and electrical degrees will be the same when (a) r.p.m. is more ...

contact us

D.C Generator Interview Questions | Electrical engineering ...

A. A d.c. generator whose field magnet winding is supplied from an independent external d.c. source (e.g., a battery etc.) is called a separately excited generator. Q. How do you define Self Excited Generators? A. A d.c. generator whose field magnet winding is supplied current from the output of the generator itself is called a self-excited ...

contact us

Objective Explain the operation of generator Procedures 1 ...

Objective: Explain the operation of generator Procedures: 1. Analyse the given information and answer the guide questions 2. Write letter only for your answer in your activity answer sheet Description Analysis An induced current is produces in an electric current is produced in an electric generator by rotating a wound coil (called armature) in a stationary magnetic field 1.

contact us

Characteristics of DC Generators | electricaleasy

The above figure shows a typical no-load saturation curve or open circuit characteristics for all types of DC generators. 2. Internal or Total Characteristic (E/I a) An internal characteristic curve shows the relation between the on-load generated emf (Eg) and the armature current (I a).The on-load generated emf Eg is always less than E 0 due to the armature reaction.

contact us

DC motor MCQ Test

 · Take DC Motor MCQ Test & Online Quiz to test your Knowledge. Below is the DC Motor MCQ test that checks your basic knowledge of DC Motor.This DC Motor MCQ Test contains 20 Multiple Choice Questions.You have to select the right answer to the question. Finally, you can also take the Online Quiz from the Take DC Motor Quiz Button.

contact us

Electrical Multiple choice questions answers

Generator objective type questions answers in hindi . dc generator objective type questions answers in hindi . Alternator objective type questions answers in hindi . Motor objective type questions answers in hindi .

contact us

DC Generator multiple choice questions and answers | MCQ ...

DC Generator MCQ Questions and Answers Quiz. 1. In a four-pole D.C. machine. 2. In over compounded generator, full load terminal voltage is. 3. Armature coil is short circuited by brushes when it lies. 4. Lap winding is composed of.

contact us

Related Posts

  • colorado mining town names
  • crushing rolls case
  • auto crusher enough
  • crusher machine producer china
  • copper crusher type of 3 tonnage
  • efficiency of metallurgical processes
  • Peng Run Tuo Europe version of the rough machine
  • eccentric shaft rotation speed rpm for jaw crusher pe150x250
  • biomass pellet making line
  • feeds supply business plan samples
  • 414 ft standard head cone crusher
  • fulton steam boiler vmp 80
  • Taiyuan Heavy Industry Mobile Crusher
  • crushed red bulk
  • 2015 residential building construction industry statistics market research
  • belt conveyors v
  • de cono chancadora de repuestos
  • Used medium crusher
  • Sulfur copper antimony mine European version of the impact crush
  • alluvial gold plant diagrams
  • Address

    333 Xinlong Road, Minhang District, Shanghai, China

  • Email
    [email protected]
  • Phone Number

    +86-21-64977006

Copyright © 2007-2021 ACE sitemap