what is meant by AYFY Cable?

9 Answers   XLPE,

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How can make a star delta with Rstar delta feeder ( ( 4contactor & one timer ) pls answer with digram (power &control digram)

1 Answers  

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why AC cannot to be stored and DC cannot be transmitted?

11 Answers   IBM,

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what is the disadvantages of common earthing for AC and DC equipment? (i am talking about inverter control room and inverter duty transformer earthing is common...?)

0 Answers   TATA,

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What is the power factor,apparent power,reactive power and formula of power factor.

3 Answers   MNC,

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What does Magnetic Neutral Axis

2 Answers   Eskom, Genus, Lanco,

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how to calculate differential current when we testing differential relay..suppose we have 1000kw generator,630amp VCB,what value we should put /inject so that relay trip the VCB? PLLZ justify ur comment

0 Answers  

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what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?

0 Answers  

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how to identify vector group of three phase transformer by voltage method?

0 Answers   AAU,

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in which direction real power and reactive power flow and why???????

3 Answers  

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Enlist four components of electrive drives.

0 Answers  

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what is the prinsiple of dc motor and construction and working ,application of dc motor.

0 Answers  

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