In a synchronous motor armature current flows due to revolving flux which in turn rotates the load,but in no load condition armature current is zero hence thr is no revolving flux then how motor rotates?

9 Answers  

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What happens to a line-frequency of high-frequency transformer when it is first energized/ re-energize?

0 Answers  

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how to calculate current when LT supply 415v fed to HT Motor 6.6kv and 1120kw.

2 Answers  

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transformer is working or not with supply of DC?

2 Answers  

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DG cranking voltage?

0 Answers  

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what is zero sequence curr ent ?

4 Answers  

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respetsed sir, i have applied for section engg and juniour engg for both chennai and tiruvunabthapur boards for electrical deportments . can u suggest what books i have to follow and and also from which sections they r going ask (i mean weightage and what topics i have to cover) for both se and je for both chennai and tiruvunanthapur boards.......

1 Answers  

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ac and dc motor advandtage,disadvantage,aplication

2 Answers   Apollo,

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What we mean by vintage of an engine+Generator?

0 Answers  

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can you plz send l&t aptitude questions if available its urgent plz plz plz

0 Answers   HPCL,

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what is earthed and inearthed cable or system?

1 Answers   CCCL, L&T,

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what difference beetwin phase voltage & line voltage and phase current& line current ?

1 Answers  

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