which is best ac or dc

3 Answers  

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If we say that an cable of size 3.5X 50 mm sq. can take current upto 140 amps,is it the current of single core of the cable or of all the cores jointly.

3 Answers  

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the question is about buchloz relay why we called it buchloz relay

7 Answers   HIL,

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what will be happened when a single phase motor is supplied by the dc supply

3 Answers  

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Installation method of self treated earth electrode.

0 Answers  

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For DG set,if the loading is increased,does flue gas temperature increases or not?

2 Answers   NTPC,

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In power transformer tappings are provided on A high voltage side B low voltage side C In middle of both the windings D both high and low voltage side

2 Answers   NNN,

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How much sq,mm cable need for 800 amps load

2 Answers  

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what is brushless alternator?

0 Answers  

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How DC to AC convert

2 Answers   Access,

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why is the rating of transformer done in kva and not in kw.

21 Answers   Honeywell, Satyam,

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why transformer does not obey ohms low?

3 Answers   AITM,

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