why nutral and earthing wire connect with each other in main panel board.

2 Answers  

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why we use dc motor instead of ac motor?

7 Answers   Air Force,

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why dont we connect the two 12 V DC batteries in parallel, for an inverter (UPS)? is there any harm ?

3 Answers  

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For 132 KV line, PT or CVT which is prefered for measuring & protection? is there any IS or IEE standard available?

1 Answers  

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how can i improve the power factor in domestic (230v)

0 Answers   Epcos,

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what is the use of Reactive power

2 Answers  

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difference b/w current and voltage relay?

1 Answers  

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I'm looking for a manual set for a Credence ASL-1000 or ASL 3000. Softcopy would be preferred but I'll take what I can get.

2 Answers  

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What will happen if the interpoles in case of a generator have opposite polarities to that behind it in the direction of rotation ?

1 Answers  

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How to Calculate The sag of OPGW in Transmission Line???

0 Answers   Zenco Systems,

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why do we prefer -48 volt instead of -24volt or -12 volt etc. ??

1 Answers  

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what is the minimum insulation resistance for HT AND LT motor ?

3 Answers  

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