WHAT HAPPEN IF TRANSFORMER HAS GIVEN SQUARE WAVE SUPPLY

3 Answers   APTransco, NTPC,

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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 phase shifting transformer.

2 Answers  

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what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

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resitance in ac=1.6*resistance in dc

3 Answers  

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what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????

0 Answers   ABB,

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Why reverse relay used

2 Answers   cpgn,

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why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?

0 Answers  

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What are the maximum and minimum ratings of MCB,MCCB,ACB,OCB,VCB and SF6 breakers?

2 Answers   ABB, SK E&C, Sodexo,

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Why mostly conductor made by 7 nos wire?

2 Answers  

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what is reasion of harmonic create the power supply , And how to reduced to harmonic

1 Answers   Turbo,

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Can we step up a 230V supply to 400V using a single phase transformer??

2 Answers  

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