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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how to meas-our losses for L.T & H.T

2168

whether choke act as a voltage regulator in tubelight or not?

Bhel,

1 4817

How you will determine the volume of oil in a particular Distribution transformer.

1882

How to calculate the value of earth capacitance in a transmission line.

2361

what is the difference between contactors & relay.

2 5328

Spacing of Transformers ratings are 10kva,15kva,25kva,63kva,110kva,150kva .........so on Q) Why transformer are not manufactured having ratings in between or other than these standard ratings ?

3 5908

Define liftable weight of a transformer? Does the total weight of transformer include oil weight?

2491

ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?

2198

what is the MF if CT ratio is 500/5 and in meter specification is 3.75 REVS/KWH? Thanks and Regards Selvendran.N

1 3697

Why relay connected R phase and B phase.?

1 4386

which part of transformer heats up the most and why? windings, core or oil .

Lafarge,

3 7899

How do you know when the battery is fully charged?

ABB, Pricol,

6 12982

If I want to connect a capacitor bank on the HT side of a 11kV/415V, 3 phase delta-star distribution transformer to supply Reactive power to it..what practical specifications of a Capacitor bank that can i've??please reply..

2494

Why is transformer a machine

Grasim,

1 2689

Why are the voltage levels in a powersystem are 11KV,33KV etc., why not 10KV,30KV?

2 4986

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Un-Answered Questions { Electrical Engineering }

What is meant by impedance? difference between high & low impedance ?

2060

how we explain parallel paths armature winding?

1955

what is the advantages of having in-built acvvvf (without seperate inverter in the control panel)in the drive system of elevators?

3378

why tertiary winding is used in transformer with diagram?

2249

How to design the NGR Resistance

2073

What is the method of estamating of cable, CB,MCB ?

2170

What is the function of Governor in Hydro Power Station? What is the Function of Lightning Arrestor Voltage Transformer (LAVT)?

2808

State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

2488

why the neutral line is not giving shock to us if we touch it ?

1776

what shoud be strength and weakness to impress interviewer????????

2069

As we use capacitior bank in 3ph ckt for improvement of PF, why not we use capacitor in single phase domestric use, at our house their are many inductive equipments,like fan,mixer,tube choke,air conditioner they also draw PF... by using capacitor can they improve PF. if yes--what are advantage and how to connect a capactor in single ph,and which type of capacitor if no- what are disadvantages.

1876

please suggest some good universities with low cost iam in totally full confusion so please help me my profile gre 283 and ielts 5.5

1594

armature is that part in which current is induced since in dc motor we supply current to the conductor so why we call it armature?

1907

What is the form name of 'c' license, I want to download in web

1895

at what rate the micro controller increment its timer....is it 1micro seconds or 1/(12*10^6) seconds

1789

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