can induction motor run over the rated speed ?

12 Answers   ACC,

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what is corona ?

3 Answers  

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Why is remote backup preferred to local backup?

0 Answers  

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why does make gain margin and phase margin on same plot.?

0 Answers  

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could i arrange a faulty and healthey battery bank togather in parallel , if your ans is not then why?

3 Answers  

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two bolbs of 100w and 40w respectively connected in series across a 230v supply.which bolb will glow bright and why?

16 Answers   DRDO, PSPCL, Siemens,

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Why nutral wir used thinner than phase wire

3 Answers  

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How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?

0 Answers   ONGC,

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Why the brushes used in dc machines are made of carbon not from other metal?

2 Answers  

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what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

0 Answers   ABC,

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if a damaged 500kva transformer with %impedance 2.6 is replaced by two transformers of 250Kva with different % impedance will they be able to catter the load. what will be the ratio of load on the two transformers if the % impedance is in the ratio 1:2

2 Answers   Siemens,

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Motor also having losses, we call KW rating. In transformer and generator having losses but we call KVA Rating why?

9 Answers  

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