Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is effect of unbalaced load -- say R 15A, Y 25A, B 10A

TransWorks,

4 8591

what is the technical diffrences of mccb and acb

TransWorks,

11 20939

can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

Essar, Oracle,

12 18394

how we can calculate the transformer size.

Avalon, Edison, Hyundai,

21 64414

what is derating factor in Cable ? how we minimise this?

Bhel, College School Exams Tests,

18 114665

what is the meaning of rms value

Fitter, IOCL, OCL,

24 39496

Can u tell me the name of books of transformer testing?

6 9465

In winter we seem lightly an electric shock when we touch to doors(sometime)

Infosys, REL,

13 19399

Briefly describe your ideal job?

L&T, LPGCL, ONGC,

2691

why did youi choose this career?

KTB, ONGC,

1861

what do you know about electrical

15 13775

what is GRR(Grid Rotot resistance)?Why it is used beside of LRS?

ACC, L&T, Sri Biotech,

9 60193

Explen all type electrical protection ? like O/C,E/F,NPS,VOLTAGE UN BLANCE,CURRENT UN BALANCE,NAGETIVE PHASE SEQ,AND ETC...............electrical Protection

Reliance,

6 20224

What is the meaning of key single line diagram?

Technip,

8 34451

hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible

Engineers India, Engineers India Limited,

1495


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

What is a single phase autotransformer?

763


What is voltage ratio of a transformer?

764


Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

9193


we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1352


can i connect the two phases of scott connected transformer,if not why?

1630






Can anyone explain me about the capacitor calculation

1821


Can clean earth cable be considered as low current cable

1660


i have applied for the post of RRB section engineering chennai board please send me previou papers and solved answer. my mail id jagarapusrinivas@gmail.com

1630


Can anybody tell abt concrete encased earthing or grounding?

1731


hai friends i have BSNL JTO exam on next month so if any body have model question paper or give preparation tips to my mail id kumar4486@yahoo.co.in this will helpfull for my future .plz & thank u by kumar

1663


HOW TO CALCULATE HV TEST VOLTAGE FOR ELECTRICAL EQPT.

1879


Single phase and threephase power calculation

1778


Why we make earth connection with Transformer Body and What will be the minimum size of copper wire as per code with respect to KVA rating of Transformer?

1457


Draw the circuit of clapp oscillator?

798


sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1528