A 40 kva transformer has a core loss of 400W and a full load copper loss of 800W. What is The proportion of full load at maxmimum efficiency?

1 Answers  

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How to increase home power factor? Can we connect capacitor directly? How to select capacity of capacitor?

5 Answers  

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what is the relation between Sq mm of wire and its current carrying capacity?

5 Answers   Finolex,

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What is Engine?

6 Answers   HSL,

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What is class X ct? What rare its uses?

2 Answers  

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what is sloop? what is meen LLB in and difine?

0 Answers  

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What is the difference between Relay and Contactor

35 Answers   Siemens,

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Why the size of transformer decreases if we increases the frequency?

5 Answers   Graphics Engineering,

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From what on-site components does the HT panel monitoring the bus-bars in a 11kV system take inputs?

0 Answers  

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What is meant by inverse definite mean time (IDMT)& definitemean time (DMT)?

5 Answers  

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why secondary terminal of current transformer should not be open circuited?

4 Answers   ABB,

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What is min and max voltage between earth and neutral/phase if it perfect earthing?

37 Answers   Epoch, ISS, ITC Infotech, L&T, Power Works, Statex, Sterlite, Wipro,

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