Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????

2 Answers  

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about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ?

2 Answers   NTPC,

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When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?

15 Answers   Bhel, Sail, Sterling Telecom, TCS,

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how does high earth to neutral voltage affect electronic equipment?

0 Answers  

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What is Mvar?how significant is in electrical energy transmission?

2 Answers   Areva,

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why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

0 Answers   HAL,

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what will happen if instead of neutral we use earth wire as return conductor?if we can use ,then why we are not using in our day to day appliances?please justify the answer

11 Answers   NTPC, ONGC,

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why did youi choose this career?

0 Answers   KTB, ONGC,

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what are the names of oil used in transformer and its chemical name?

11 Answers   Bhel, CSEB,

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What is Traction? 1KVA Alternator, How much urrent taken?

0 Answers   Bhel,

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Why Ac Systems Are Preferred Over Dc Systems?

0 Answers   ABB,

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what is the difference b/w neutral and earth?what is the need of earthing and what are the different methods for earthing?

4 Answers   NTPC,

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