Which of the following loss varies with the load A hystresis loss B eddy current loss C copper loss D core loss

1 Answers  

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how to calaculate the amps in transformer ?

2 Answers  

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why rating of motor in HP?

11 Answers  

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Where servomechanism is used?

0 Answers  

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what is cogging in motors?

1 Answers  

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How to calculate multiplication factor in kva example 500kva ans pls ?

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Recently we had experienced following problem All RCCB breakers (connected to the load as well as spares) connected to various UPS systems at various floors at a high rise building tripped during a power break down and upon starting up of generator.This Generator is recently inducted into the installation. Can any one explain the reason behind this tripping. Regards Viswanathan

1 Answers  

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What is the function of RCBO? What are the different sensitivity ratings & each application?

0 Answers   L&T, Legrand,

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WHICH SUPPLY IS BETTER FOR 4 MW LOAD. 1)TO TAKE NEARER AVAILABLE 11 KV SUPPLY OR 2)TO TAKE 33 KV SUPPLY WHICH IS AVAILABLE AT 10 KM DISTANCE BY INVESTING NEARLY 50-60 LACKHS

1 Answers  

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why tube light flicks??

1 Answers  

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what are the types used for alternator earthing,what will happen if more than two alternator is working in parallel with each having own system earthing.is there any possibility for circulating current in between two system.

3 Answers   BEL,

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what is the difference between mho characteristics and quadrilateral chara in distance protection

1 Answers   Essar,

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