Answer / bhopal

is it 50

Why pmg used in electrical generators for excitation.is there any other method without pmg ?

1 Answers  

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Why the ratation of fan is anticlockwise all over the world?

2 Answers   GNFC,

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my question is Megger of cable insulation or swgr board meggerring some values in one day 50mohms,some other day checking different values(20Mohms). this tell that some person tell that that values ok. how to identify the megger value is correct. pls tell me the answer.

2 Answers  

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we often use the word HT (high tension) line.or we say HT switch gear, whats does HT basically mean. is it different from high voltage.

2 Answers  

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For 415v,3phase,22kw rating of motor how to calculate MCCB rating

2 Answers   Zigma Technologies,

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identify the components of the tube light and explain how they function???wat is inside the fluroscent tube???how it works???

7 Answers   NTPC, TPL,

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a distribution transformer(3 phase)supplying 440volt per phase.now suppose one of phase voltage(230volt) becomes zero.what will be the cause ?

3 Answers  

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Why we generate power at multiple of 11 i.e 11kv,33kv etc.

9 Answers   DTV Solutions, Havells, TCS,

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how to decide cable rating? send me cable size,ampere rating data

2 Answers   Bhel,

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what are the effects on an power plant and consumers if the power factor is increased or decreased?

2 Answers  

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Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

0 Answers   KSEB, L&T, Siemens,

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Meggering minimum acceptable Ohms for insulation resistance.

1 Answers   TATA, Wood Group,

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