What is auto changeover and how it works plz write details.

3 Answers  

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what is cutoff voltage?

3 Answers  

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Relation between pyramids and electrical technology?

1 Answers  

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what would happen if u assume to insulate all the overhead lines and no insulators....??do you think it to b an advantag or a disadvantage??justify.

3 Answers  

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fog produced due to?

2 Answers   MAHINDRA,

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what are the components of a start and stop motor control?

2 Answers  

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what is the purpose of commutator in DC motor?

3 Answers  

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What is required of exietation to the alternater.

3 Answers  

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we have 3.5MVA-11/6KV transformer. how can we calculate earth fault current and NGR calculation?

0 Answers   IGC,

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how to calculate short ckt current of trafo. ex.3-ph 3MVA trfo. 11/440, impdence voltage=7.25%

1 Answers  

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which %age of corona losses increses if frequency is increased to 25%.

3 Answers   ADCET, Maihar Cement,

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Explain the working principle of Synchronous Generator and Assynchronous generator?

11 Answers   TATA,

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