HOW MUCH KVA DG SET REQUIRED for charging 12v 4000 ah battery?

3 Answers  

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i am working in a grid substation,TNEB having 13 yrs experience. Am I eligble to get apply for c licence now?

3 Answers  

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Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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What safety precaution are to be taken for avoiding electric hazards ?

0 Answers  

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How the unidirectional torque produced in dc motor

2 Answers   CGL, Sail,

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why the single phse machine can not run by the three phase supply.

2 Answers  

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What is the make of breakers, transformers, generators? What are their capacities and ratings?

1 Answers  

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how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...

0 Answers  

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what is the difference between megger and earth tester?

28 Answers   Ashok Leyland, IOCL, RRL,

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in which base we defined the conductor is Dog type, Squirrel type, rabbit type, wolf type etc used in transmission line?

3 Answers   Bhel, CIL,

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what is difference between megger & Contact resistance meter & its Application?

2 Answers  

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Explain What will happen when direction of field current is changed (i.e, field excitation is reversed) in the following machines? 1) Alternator 2) Synchronous Motor 3) D.C Generator ( Shunt or Seies ) 4) D.C Motor ( Shunt or Seies )

3 Answers   NTPC, Transco,

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