what happened when we supply a dc current in dc motor?? can it worked properly?

0 Answers  

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In supply RYB are mentioned. But in transformers, why they are mentioning XYZ?

3 Answers  

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What is a LBB protection and why it is used?

2 Answers   Gridco,

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why we r fixing harmonic filter

3 Answers   Siemens,

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A 3 phase motor, 440 voltage, induction motor. If we take out rotor from motor and if we give supply 440 volt to stator then what happens?????

20 Answers  

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can we connect both delta and star to the transformer secondary and for what reason?

5 Answers   Power Grid,

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Why do we use center tap transformer that used with portable tools

0 Answers  

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What is spill current in protection relays?

1 Answers  

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what is the voltage present in the telephone?

10 Answers   Infosys,

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How the power factor is more in high speed machines

1 Answers  

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what is ring main unit(Rmu)? what is its function

1 Answers  

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if i have to use 14 kw what size of power cable can i use and size of earth cable also.

2 Answers  

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