why current flow to the opposite direction of flow of electrons???????????

0 Answers   Bhel,

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why voltages are added when batteries are connected in series?

4 Answers  

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What is tan delta & PPM in transformer? and whats its IS value?

0 Answers  

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What is the criteria for deciding whther fire wall is required between two power transformers

1 Answers  

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What should be the earth pit resistance value?

7 Answers   BARC,

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Transformer rating=> 15/20 MVA.Why there are two raings? What should be the rating of the fuse at the secondary if the voltage level is 13.8KV/4.16KV?

1 Answers   Bhel,

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advantage of using 110v than 230v

1 Answers   NTPC,

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what is diff. between earthing grid,earthing mess, earting grid?

0 Answers   Century Rayon, Emco, Tailor Solution,

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state basic meaning of 'INDUSTIAL AUTOMATION'?

0 Answers  

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What si the d/f b/w KVA & KWH, kvarh & kvar, kwh & kvar phase voltage & line voltage

0 Answers   Indeco,

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what is the main purpose of line PT and bus PT?

11 Answers   L&T,

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How to protect the water pump by no load running.

9 Answers   Cushman Wakefield,

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