Explain the working of variable frequency transformer?

0 Answers  

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how to calculate the capacitor rating for improving power factor

10 Answers   L&T, Property Solutions, Synergy, TAFE,

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Write the programming software name for LG, SIEMENS,Messung,AB

0 Answers  

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Differentiate between voltage and current feedback in amplifiers?

0 Answers  

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What is working principle of ACB and VCB?

9 Answers   Greenko, HCC,

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in star-delta tranformer,if the input of star connection is 400/7v 3 kva then what is the output of delta connection?

0 Answers   Elicon,

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FACP Means

1 Answers   RR,

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Motor also having losses, we call KW rating. In transformer and generator having losses but we call KVA Rating why?

9 Answers  

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During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

1 Answers  

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What is the unit of attenuation?

0 Answers  

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What is shunt voltage and u v voltage witch one best

0 Answers   SEL,

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i have dry type transformers can you help me that how many tests i can do to know the performence of transformer and also please tell me about the BDV test and Insulation resistance test in oil cooled transformers

4 Answers   Hyundai,

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