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 36469

What is the power factor you maintain at ur organization?

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

42 58398

How do you connect the capacitors on polyphase circuits?

L&T, Transco,

10 26970

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

Bharat Bijlee, GHPPL, Tata Motors,

4 18671

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

RRB,

7 16369

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 55100

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 132460

What is meant by H.R.C fuse?

Gas Projects, GSCE, Taj Group,

39 164884

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

BSNL,

7 18532

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

TATA, UPPCL,

3 10251

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

16 36964

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

Bhel, NTPC, UPPCL,

5 29455

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 81415

How do you maintain the earthing resistance?

Birla, Ford, JLL,

13 34932


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Un-Answered Questions { Electrical Engineering }

what is meant by residual over voltage & residual earth fault ?

7708


wath is this mining of bts

1258


state basic meaning of 'INDUSTIAL AUTOMATION'?

826


May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?

577


According to underground cables a) stress b/w sheath & conductor is high b) inrush of core & conductor

1049






why most of junction box vendors providing T5/T6 Temp class jb's for T3 area any special reason?

1100


please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in

1252


What are steps to be taken while designing of DYN11 distribution transformer to achieve magnetising balance?

2618


what is W.T?specify the acceptable range?

924


Write down the classification of the transmission line?

130


Why the output of OP-AMP is always less than Vcc?

1014


I have been using an 600VA with 0.6 p.f UPS with my desktop which has 450W power supply unit. Can anyone explain how can this happen . Because the output of the UPS is 360W (600*0.6) (<450W)

1214


What is the resonant peak?

146


what are the difference between PLC and embedded

1158


What current flows in the transformer primary when its secondary is open?

137