3 phase =440v single phase = 230v 2 phase =?

8 Answers   Accenture,

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draw singleline diagram of star to delta and dol starters

0 Answers   JCP,

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How does a system control centre in a utility plant gets the grid frequency of the electrical network (50 Hz or 60 Hz)by the SCADA system?

1 Answers  

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what is reactive power and active power

4 Answers  

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why the field winding of synchronous machine is excited by dc source

2 Answers  

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what is the difference between earthing and unearth

0 Answers   Apple, NTPC,

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What is the purpose of earthing Truck ? How does it work for busbar and cables?

1 Answers  

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we know the value of the power factor is 0.8, we know the power factor is not depends upon the load ,then why we cant design the power factor in transformer ?

1 Answers  

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What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?

0 Answers  

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which type sylbuse involved

1 Answers   BMRCL,

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what is pressure relief valve in D.G ?state its function?

3 Answers  

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Why Diffrential and Ref relays are used together although Diffrential relay can protect Pri and Sec of Transformer

1 Answers   Qatar Gas,

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