1)What will happen when 240 VDC supply is connected to 240VAC supply(DC supply +ve is connected to phase of AC supply & DC supply is to neutral of AC supply). 2)Also what will happen when 240 VDC supply is connected to 240 VAC supply in reverse polarity as of Sr. No 1.

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What is the possible cause for failure of lightning arrestors in outdoor substation under normal condition

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Which power will flow first if we switch on a motor Active or Reactive? How?

3 Answers  

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what is the distance between two overhead lines

1 Answers   Aurobindo,

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what are the deffects for failure of PLC?

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Hai, I am from EEE branch.On feb 17 iam going to write an Exam for hindustan petrolium corporation Ltd.So plz send me the written exam pattern/Q's/interview questions.please mail to yuva_polisetti@yahoo.co.in

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Under wat condition statcom operates as an inductor for the transmission line?

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In which iron losses is higher induction motor /transformer

1 Answers  

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WHY THE RATINGS OF TRASNFORMER IS IN KVA?

5 Answers   Jindal,

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No load tap changing transformer working

0 Answers  

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If I want to replace a 26KW Slip ring Motor with a Squirrel Cage motor & Drive (for a Hoist Application). How can I approximate the Motor & Drive HP required in new Setup.

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Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com

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