Electrical Engineering Interview Questions
Questions Answers Views Company eMail


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

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

8 27003

What is the power factor you maintain at ur organization?

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

39 46424




How do you connect the capacitors on polyphase circuits?

L&T, Transco,

9 20755

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

Bharat Bijlee, GHPPL, Tata Motors,

3 14931

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

RRB,

7 12273

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

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

7 46888

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

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

42 118750




What is meant by H.R.C fuse?

Taj Group, Gas Projects, GSCE,

39 153938

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

BSNL,

6 14778

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

UPPCL, TATA,

2 7633

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

16 30634

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

Bhel, UPPCL, NTPC,

5 25210

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

TATA, Pharma, TAAT, Jindal,

20 71277

How do you maintain the earthing resistance?

Birla, Ford, JLL,

12 27369


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Un-Answered Questions { Electrical Engineering }

which type of cabel

928


is it possible to have dc motors on single chip

444


If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

884


3phase motor can be used as a Prime mover for alternator.

370


i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.

663






When color of silica gel will gets change from blue to pink from Top to bottom?

326


How we can come to know the substation range,without go through any name plate ?

653


why we not used 11kva as a direct our electrnics component.

1481


how did the testing of protection relays done through current injection

781


1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to confirm its base capacity?

676


my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

618


if there are six generators (3 gas CATT, one Jenbacher o1 MW each, and two nos Diesel 01 no 01 mw other 0.65mw EDGs ( say), 3 CAtt gas set have identical pole pitch,01mw EDG and Jenbacher gas Set have different pole pitch, how their power connection can be done to connect a common bus bar during installation. in short, how different pole pitched generators power connection can be done to connect a common busbar system through generators incomer ACBs.

11


How they LT panel busbar size choose

452


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

780


explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

916