Why is a synchronous motor always star connected??

0 Answers   Bhushan Power Steel,

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How Grading Rings & spacers in transmission lines works?working principle?

1 Answers  

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If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

0 Answers   Nalco, NTPC,

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What r the specification furnishid in motor name plate?

5 Answers  

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How isolater function when installed inelectrical 440V wiring

0 Answers  

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What is the difference between split AC and Casste AC?

2 Answers   NTPC,

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What are the complete specifications of a motor?.

2 Answers   RRB,

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In a 3 phase,400v,4 wire system, 2 incandescent lamps, one having 230v,100w and the other 230v,200w are connected between r phase- neutral and y phase-neutral respectively. If neutral wire breaks which lamp will fuse first and why?

3 Answers   Eskom, SSC,

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Why Phase to Neutral get spark

2 Answers  

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EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

0 Answers  

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explain with the help of loading capability curve,reactive power generation and absorption from synchronous generator?

0 Answers  

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what is slip resistance? how much its value in 110 kw motor? why voltage is varied in vvvf drive ?

1 Answers   Reliance,

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