why vector group used in transformer and what effective in output

1 Answers  

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What are the advantages & disadvantages of a group electrive drive?

0 Answers  

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Why should we hire you over the others waiting to be interview?

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what is auto re-closer?

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Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

6 Answers   NTPC,

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what the purpose of protection signaling equipment in substation?

2 Answers  

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what is difference between ac1 and ac3 contactor and why it is needed to be selected?

1 Answers  

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CPC cable .PVC \1C....I want to get sure that type is flexible indoor or to be install on trench. please advice .thanx :)

0 Answers  

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which of the following is the earliest known literary source of ancient india and indeed of mankind

1 Answers  

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why we use battery source for current transformer polarity testing?

2 Answers  

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As i want some model question paper in basic computer science and history please send me immediately sir

0 Answers   TNPSC Tamil Nadu Public Service Commission,

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Instead of single phase(220), if apply Phase to phase supply (eg: for lighting fixture). what will be the power formula? what will be the volt and current value? please explain me with some example.

1 Answers  

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