Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is an impedance & inductance ?

4 6794

WHAT IS LOAD CELL

AP, TATA,

2150

what is difference bwt active&passive component

1 4551

what is load cell

TATA, Wipro,

3 6017

What is the purpose of a process loop? What is the controllers responsibily?

1 2862

why do you give the dc supply to field of alternator

3 5484

what is 3rd Harmonics? how it is generated in alternator

Aditya Birla,

2 9485

in house wiring when two wires are same colour coding and there is no any connection one end how to find which wire is earthing wire

1 4939

I have 150/1A Rating CT Suppose if i inject 15A in CT " Secondary" means what will happen ??????

1 2459

I have 1500/1A CT If i connect this CT in 6.6KV bus bar means what will be the voltage present in CT?

KCL, MPC,

2004

Why HT voltages are expressed in 11KV,22KV,33KV and so on? (ie in times of 11)

Bhel, Park Hotel,

3 10177

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

TCS,

2299

1.why are not using acb 33kv ht side? is there any problem 2.what is difference between acb,vcb,sf6 breackers? 3.what is the function of invertor and convertor in ups?

L&T,

2144

What is the difference between Earth and Neutral?

2 6041

what the reson to use phase shift( angle) like (dyn11,Dd5 or Dy0)are usedin power and transsmison line

1 4934

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Un-Answered Questions { Electrical Engineering }

What is the instrument to check the rotating diode fuse of alternator in running conditions?

2472

For a stable system, where should the poles of a system be in a root loci plot?

1232

what is Fault level? why it is calculated? how will u decide same for our plant?

2059

In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

2294

why need to be maintain power factor for industrial customer?

5076

WE HAVE THE DC RECTIFIER 1500A, INPUT VOLTAGE IS 3 PHASE. HOW TO CALICULATE THE LOAD? 3 PHASE SIDE EITHER dC SIDE. PLEASE SUGGEST ME

1875

can anybody sent me power grid questions. what subject should i prefer for preparation?

2115

What is Long rod insulator and it's applications..? merits over the disc insulator ..?

1924

What are gain margin and phase margin?

1388

what is meant by k-rating in isolation transformer?what is k9, k14 stands for?

2776

Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?

2084

What is phenomenon of electromagnetic induction and how it works?

1073

What are the essential characteristics of signal flow graphs?

1102

advantage and disadvantage of team work?

1706

Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?

2444

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