what is auto transformer

3 Answers   IBM,

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which of the following loss varies with the load a)hystresis loss b)eddy current loss c)copper loss d)core loss

2 Answers  

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i installed 100kva ups. what KVA genset they should provid in input side? plz any update formula or ans with reason.

0 Answers  

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how open delta PT works & what is its construction?

0 Answers  

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hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

0 Answers  

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Mechanism of Wye Delta Starter?

2 Answers   ABB,

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why u want to work in sail/ntpc as u r already in an it company where life is good, good environment no much tensions etc?

6 Answers   Sail,

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What is the technical reason for adopting color coding of three phase system as RYB.

11 Answers   ABB, ERDA,

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When we synchronize the Generator BKR with TIE BKR then Gen BKR is hold but TIE BKR is Tripped on Non directional over current but when TIE BKR is Syn. with Gen. BKR then no fault occur so what is the problem

1 Answers   ABB,

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what is the Transformer Impedence?How can calculate?

0 Answers  

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What is the method of Tan delta test for power Transformes and why it is required.

1 Answers  

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what is units of resistance

3 Answers  

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