How to calculat the size of copper& aluminium wire ?

5 Answers   Hindalco, IOCL,

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1.what is surge 2.what is lightning 3.what is switching 4.difference between surge,lightning,switching used in power system 4.definition of surgearrestor,lightningarrestor 5.adv and disadv of surgearrestor,lightningarrestor 6.uses and purpose of surgearrestorand lightning arrestor 7.block dia of surge arrestor 8.blockdiagram of lightning arrestor 9.operation and working of surge arrestor and lightning arrestor 10.basic formula of surgearrestor and lightning arrestor 11.basic diagram of surge arrestor and lightning arrestor

1 Answers   Crompton Greaves, Framo, L&T,

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How many current ratings of MCB's are in the market? e.g: 1A, 2A, .......upto.

4 Answers  

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How regulator control the fan speed?

4 Answers  

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In a flange coupling, the flange bolts are designed for

0 Answers   Caterpillar,

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how we calculate electricity unit ( meter unit.. for knowing how many charges) from on motor load.?

2 Answers  

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a.c&d.c motor&generator

2 Answers   Vizag Steel,

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i am electrical and elctronics engg passed out in 2009 want to attend for reliance placements.plz send me apttitude ,technical and hr question answers to my mail plz. my mail id-kat.bindas@gmail.com

0 Answers  

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what is the difference between elcb,rccb,mcb.

8 Answers   HCL, RCCB,

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IN Electric train which type of motor is used,for what reason they uses?

3 Answers   L&T,

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What is meant by harmonic distortion?

0 Answers  

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pleasee tell me the risks and hazards of a Cable Jointer job? Thank you.

1 Answers  

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