Answer Posted / hamidulislam

Electrical deals with flow of current through conductor where as electronics deals with flow of current through semiconductor

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

1992

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in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

1861

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Single line diagram for dbb (double bus bar)system.

2001

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What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

1930

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what is formula to cal cute earth pit numbers and size of earth strip used in earthing?

2268

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i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

1920

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difference between Ac and Dc mcb ????

1677

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what is 30-phase of transformer

2361

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what is difference between elr and R eartl realy.

2699

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Define unilateral circuit?

1316

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How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?

2215

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hi frnds what is meant by harmonics & what is meant by third hormonics,where its will occur ?thank u

2058

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if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

2034

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can anyone show me how the 3 phase power is supplied to socket outlets?

2067

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Explain about retrofitting of machine tool.

1952

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