Electrical Engineering Interview Questions
Questions Answers Views Company eMail


What is the max demand on your transformer and your company?

Bhel, CBRE, Core Consultants, HPL, IOCL, JLL, L&T, Lemon Tree, MNC, Rashmi, TATA, Tata Motors, Tata Power, Torrent Pharma,

10 50444

What is the power factor you maintain at ur organization?

Cummins, Exide, Johnson and Johnson, KTC, Microsoft, Powergear, Secure Meters, Suncity Strips, Wheels India,

43 77442

How do you connect the capacitors on polyphase circuits?

L&T, Transco,

10 36181

What is the make of breakers, transformers, generators? What are their capacities and ratings?

Bharat Bijlee, GHPPL, Tata Motors,

4 22621

Is your generator is automated or manual if so do you know the circuits?

RRB,

7 20714

What are the different sizes of cables for H.T and L.T side of supply?

Bhel, BSES, Karthik Industries, Lanco, Nedco, Shilpa Electrical Engineers, TATA, Torrent Power,

7 63419

Do you know how to measure the earth resistance? if so explain it

ABB, BEL, BridgeStone, College School Exams Tests, Dalkia, Dalmia Group, DEC, Electrical, Genpact, HEC, IOCL, JLL, L&T, MSEB, Saraca, Sical, Telecommunications, University Exams,

42 152613

What is meant by H.R.C fuse?

Gas Projects, GSCE, Taj Group,

40 181439

What are the different protection systems takes place on control panel board?

BSNL,

7 23464

What are the different ratings of the fuse units for different distributions at your organization?

TATA, UPPCL,

3 12968

What are the different protection systems used to protect the transformer internally and externally?

16 44907

What is the rating of your substation and what are the different types of substations?

Bhel, NTPC, UPPCL,

5 33831

What should be the earthing resistance of an industrial substation and also What should be the house hold earthing resistance?

Jindal, Pharma, TAAT, TATA,

20 93657

How do you maintain the earthing resistance?

Birla, Ford, JLL,

13 42945


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Un-Answered Questions { Electrical Engineering }

how to select overload-relay for perticular motor 1.for D.O.L. starter 2. for Star-delta starter ????

2371


how we can find of current direction(supply comming/out going direction) when a transmission line passing through sides.

1895


TCS IS IT COMPANY THEN WHY DO THEY NEED ELECTRICAL &ELECTRONICS ENGINEERS?

1464


What is difference between YNyn0 and YNyn ??

1800


define as synchronous generator

1682






if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)

1327


Why do you have to use Protecion relay with the function MTB ( Mechanical Trip Button ) for electrical system.

1680


I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?

1520


why r we using shell transformer for low voltage

1533


i wasted one year for the job after completed my btech what can i say about 1year time in interview

1587


how to control the speed to switched reluctance motor

1479


why capacitance effect is predominant in underground cable transmission and inductance effect is predominant in over head line transmission?

3177


why dc is used in control circuit for mv & hv switchgear instead of ac

1448


DRAW ACIRCUIT DIAGRAM OF 100 KVA 415V/55-0-55V DELTA TO STAR TRANSFORMER

1593


what is destructive and non-destructive testing of welding

1202