Answer / mathew

63A

How can we find out earth leakage,(shock)in side the house?.. (with out ELCB)

3 Answers  

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what are pilot cells

0 Answers   KSEB,

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Shall we use Dyn1 transformer in place of Dyn11 for motor application as a distribution transformer

1 Answers   NSL Sugars,

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what is the use of providing earthing for tanks? i know for lightning we use earthing ? Here one of my ONGC project there is no need of lightning protection and there is no power connection near by tank in that situation also ONGC asking earthing for tanks but we didn't understanding why they asking earthing? is anybody tell exact answer?

4 Answers  

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If OLTC is in manual position there is chance to variation of voltage(Low or High)?

1 Answers   Juniper Networks,

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why field winding is placed on rotor winding not on stator winding in case of synchronous machine?

13 Answers   HAL, TATA,

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hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

0 Answers  

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why C T secondary are rating 5A generaly .

7 Answers  

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one cable insulation resistance 200 mega ohm. how find 250 meter cable resistance.

2 Answers   NTPC,

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how can we avoid magnetostriction in transformer?describe the suitable methods.

3 Answers   Bhel,

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what is the effect of constant power factor to the voltage regulation

1 Answers  

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Single line diagram for dbb (double bus bar)system.

0 Answers   KSEB, L&T, Siemens,

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