Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Why can not you store AC power in battery like DC power?

NTPC,

1 4678

Can run 11KV(5MW) slip ring motor by appling 415V? if Yes and what are the processors?

2 2295

explain the meaning of harmonic resonance

1601

How can a transformer test by megger?

Bosch,

1 4893

Hi, My plant daily consumption is calculated as 3.8MWH but my supplier has sanctioned an power of 2.6MW per day. how can i equal or distinguish this two factors

1438

How CT is connected to measure current by changing plug setting , ratio is 300 - 150 / 5 A ?

Ajanta Pharma, Bhel, Cosmo Films, Suzlon,

1 3129

any body can give me idea or sketch of fuel(Diesel) level controller for genset.

1 2856

.php|

Bhel,

1712

'documenˁ

1508

IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

1405

what are factors to be consider in electrical installation like load factor,diversity factor .....

1352

What tests should i carry over on a newly rewinded DC Generator with voltage rating of 38 volts and current rating of 350 amps, to certify that the machine is OK?

1419

what is LSR?

1706

why some transformer without breather.

GTS,

1 3500

what methods are used to improve power factor?

3 4650


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

1452


sir please send me iocl written test paper in my e-mail account. i'll be obliged to you........ thank u roshan

1761


please send me RRB electrical engineer previous year questions for Sr. Section Engineer

1471


how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

1659


Why is tan-delta test and capacitor measurement done on alternator?

1674






Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?

1357


how we can come to know that motor winding resistance which showing by DMM is right or wrong???is there any chart or something that we will compare & check???

1414


Why reactors use before incoming of ac vvfd drive?

1356


clarify types of motor operated valves and advantages

1459


For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

2675


Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com

1663


describe the Operation of induction generators from bus bars

1795


what is the safe meggar values for motor, transformer HT, LT and Cables? IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace. why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

1799


what sort of general awareness questions are asked in o.n.g.c entrance exam?????????????????

4199


What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

1751