what is power factor

5 Answers   Exide,

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how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.

0 Answers   Webel,

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why dc supply is not applied for step up or down in transformer

3 Answers  

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what is difference b/w earth and ground?

7 Answers   TATA, TCS,

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Why are iron cores in transformers made laminated?

0 Answers  

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How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

0 Answers  

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Hi all, please could anybody give me a suggestion about Electrical designs and calculations .. what text book should i follow as i am a trainee engineer and here work going not so favorable to me so please help me friends .. A small discription about my work which is going here is all about Electrical designs like cable sizing, lighting, lightning, Gensets sizing, motor sizing, transformer sizing, generator sizing, circuit breakers, PDB MCC PCC SLDB MLDB panels, Single line diagrams mainly, substation desings, cable routing and layouts, reactive power compensations, power factor improvement, voltage drop calculations, power generations, power transmission, power distributions all calculations i need .. please please if anybody experienced with this problem and got a solution then please help me .. just i need an apt text book for these all calculations and designs ..

0 Answers  

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Why the arms of delta in a delta-wye power transmission system are kept constant??

0 Answers  

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WHAT IS THE DIFFERENCE BETWEEN KW AND KVA ?

10 Answers  

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A heater capacity is 3.0 KW on 415V . if supply voltage is 380Volt . what is heater capacity on 380volt . and how calculate and give formulas . Prakash veer singh Roto power Engg.

5 Answers  

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what is reason in mv breaker the control supply voltage is dc not ac?

1 Answers  

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what is the reason for using 110 volt and 60 hertz ac supply for using power distribution in America?

2 Answers   Electro Tech,

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