Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the rating of your capacitor bank at your company.

Sterling, Apollo, Cisco, Government, ATC, CBRE, Victory, Reliance, Amara Raja, Amol Electricals, Ajnara Group, JLL, MEIL,

26 32724

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

Bhel, JLL, MNC, HPL, Lemon Tree, Tata Power, TATA, Torrent Pharma,

7 17816

What is the power factor you maintain at ur organization?

Microsoft, Wheels India, Cummins, Powergear, Suncity Strips, KTC, Secure Meters,

38 37936




How do you connect the capacitors on polyphase circuits?

L&T, Transco,

9 13267

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

Bharat Bijlee,

2 10785

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

RRB,

5 8842

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 36847

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,

39 102159




What is meant by H.R.C fuse?

Taj Group, Gas Projects, GSCE,

39 141607

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

6 11079

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

UPPCL, TATA,

1 5280

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

15 25480

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

Bhel, UPPCL,

5 20500

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

TATA, Pharma, TAAT,

20 57125

How do you maintain the earthing resistance?

Birla, Ford,

11 21273


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Un-Answered Questions { Electrical Engineering }

Why lose 1 phase voltage in 33kv to 415v stepdown transformer

246


What is Control & Relay Panel? And Remote Control Center?

643


how unidirectional torque is produced in DC motor?

4544


what is draiv work

313


why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??

719


What are the different losses In a de mac1une'! t.xplam

720


A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3

483


I need bhel electrical test pattern & paper

474


what reactive how to maintain

445


WHAT IS FAULT CAPACITY OF HT MOTOR TERMINAL BLOCK? ANY BODY HAVE ANSWER PLZ....POST IT.

630


explain transformer ct connection?

455


Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

815


why we cannot protect 100% winding of an alternator by using differential protection?

484


when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

444


how to calculate magnetic force genrated by a coil ?

606