why the three phase transformer's star point does not sparks or seperated? while we often see that two phases touches each other it sparks and ocationaly conductor breakes out.

4 Answers  

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why any normal motor have to provide star & delta winding distribution during starting?

4 Answers  

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How to measure the Harmonic Distortion of UPS ie THD?

0 Answers   MG Tech, NIC,

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What are the main problems in distribution? I have to do an assignment so which problem should I choose? Like power factor problem etc.

4 Answers  

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what is meant by motor startup supervision & motor load jam protection ?

0 Answers   ABB,

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kindly tell me how the load on generator increase by just increasing the fuel of prime mover, as if for exampple 20 MW gen set is synchronized the load ramps from zero to 20 MW gradully and during this procress only fuel of prime mover increases. Which thing determines the load on generator with respect to fuel

4 Answers   Birla,

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what is the differation bewreen kwh & fundamental kwh in electronic trivector meters

0 Answers  

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What can be a rating of a transformer(KVA) if the load is about 1000KW?illustrate by showing formula?

2 Answers  

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I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

0 Answers  

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i) in which cases should we go for neutral and where should we go for ground? ii) in domestic supply we are getting 230v a.c.and what is the amount of current?

2 Answers  

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why core is useful for a transformer ?and also in its operation ?

0 Answers  

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Why did call copper as a electrical conductor?

2 Answers   ABB,

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