why dc exicitaion used in ac motor....?

2 Answers  

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why PT Primary are the grounded?

5 Answers   L&T,

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WHAT IS REACTIVE POWER?

2 Answers  

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how to convert kw in to unit

5 Answers  

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What is the difference between rulling span and wind span of of an Over Head Transmission Line?

0 Answers  

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what is stiffness factor

2 Answers   NTPC, Power Plant,

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how would you determin the horsepower of a motor without a nameplate

3 Answers  

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what is the working of ups.

7 Answers  

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what is the natural resistance of the earth? and how it effected by rain r snow? wat is the natural resistance of wet soil? define natural resistance?

1 Answers   ECL, ISRO,

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What are the difference between normal application Transformer and Solar application Transformer?

0 Answers  

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how many amps in 1KVA?

16 Answers   TATA,

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what is the synchronous timer ? and it applications.

0 Answers   CPCL,

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