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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is meant by insulation voltage in cables? explain it?

ABB,

4 18187

In distribution transformers, fuse wires are very thin when compared to conductor size. How it's possible?

 4 9992

is it possible to convert electrical energy to light energy for transmission purposes?

 7 6905

What is power factor? Whether it should be high or low ? why?

 9 30788

define the non synchoronism of synchoronous machine in general g or m??

 1440

Generally transformers has delta primary and star secondary. But in some transformer i saw Star primary and delta secondary. what is the reason for chosing like this?

 2 3376

what are the colour's and their indications in bucholz relay?

 4 10501

how tubelight circuit is connected and how it works?

Punj Lloyd Ltd,

7 52769

what is the working principle of electrical motors?

 4 28472

what is our body resistance value?

Bhel,

11 38539

is there any lightning by passer is arranged in ship like buildings?

 1472

what is the purpose of neutral grounding resistor (NER) and why?

CBRE, Square Textiles,

8 46769

what is static electricity and how it generates?

 2 4573

what is the reason for earthing static equipments? why?

 3 8788

what is phase voltage and line voltage? in line voltage how 415v is obtained?

 9 88649

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Un-Answered Questions { Electrical Engineering }

WHAT IS IEC? & WHAT IS BENEFIT TO PRODUCT FROM IEC?

1675

what is JE exam?

1696

11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

1205

Which is the largest hydropower station in the world?

617

In EB metering we face problem kva jump even in no load condition.can any one help to control this

1366




What is the capacitance values of 132,220,400 & 765 kV current transformer

1463

could anybody able 2 send me jindal steels previous papers fr electrical steam....pls send 2 my id if possible....sirisha.shaik@gmail.com

1582

how to calculate the loss tangent of electrical cables

1604

what is the importance of earthing system on the generators big capacity and small?

1310

Differentiate between voltage and current feedback in amplifiers?

625

what is meant by brushed alternator & its working principle ?

1546

Is there any rule to select the voltage of motor based on KW rating? What is the rating above which lt motor becomes the HT motor?.

1226

why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

1007

HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER

1711

wheather the size of windings in motor and generator are the same

1507

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