What is the general power factor & min. power rating of TV,LCD type TV, CRt type TV, Scanner, printer?

0 Answers  

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Why DC exitation to AC Generator? Why not AC?

2 Answers   Equate,

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what are the ''pitting rings''and how cn they be controlled in a series generator

0 Answers  

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What principle and operation of frency drive

2 Answers  

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how to increase senstivity of ct

0 Answers   NPCIL,

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What is YNyn Transformer? and what are the other types in this?

3 Answers  

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neutral,ground & earth different b/w

2 Answers  

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my first school?

1 Answers  

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A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.

0 Answers   Jindal,

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Transfer of electric power from primary to secondary in a transformer takes place A electrically B magnetically C electro-magnetically D conductively

2 Answers  

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Why the stator is rotated in ceiling fans not Rator?

3 Answers  

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sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1 Answers  

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