Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How do you maintain the batteries for generators, what is the daily maintenance of a generator?

Jindal,

2 9256

Do you know how to maintain a generator, if so what are those maintenances?

4 8222

Do you know how to connect a motor of different H.Ps?

5 9210




What accessories required to give the motor with given circuits and do you know the ratings of those accessories?

Hyundai, TCS,

4 20231

Do you know the alignment of a motor?

Reliance,

8 10603

Do you know the overhauling of a motor?

Mecon, EdCET,

12 46132

Do you know the faults occurs generally in motors and how to rectify them?

4 9235

How you take care of a motor from over loading and what are the different overloading ratings of different motors?

4 6371




Do you know how to joint the H.T and L.T Cables?

KESC, Siemens, Simco, MGVCL, Nokia, Oil Country Tubular, Power Control, SAGT, Vivek Engineers,

23 43994

Why a starter is used for a motor?

L&T, Nilachal Polytechnic,

49 108969

What are the starting currents of different motors and also what are the running currents, and idle currents?

6 8631

What are the tests to be taken on a transformer and generator?

Honeywell,

12 30449

What meant by lagging and leading? When if they are occurred what preventive methods should be taken?

L&T, ABB,

14 41292

What loads the lagging and leading effects comes in a circuit?

5 8754

What is meant by Resonance what are the different types of resonance and what are uses of them?

Infosys, NTPC,

14 33542


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Un-Answered Questions { Electrical Engineering }

Dry type transformers

718


Can we put 3 layers of cable tray while installing tray

1219


Do any one know exacatly when the results for NHPC held on 8th march 09 for engineering trainees will be released ?. if so please post it, i'm eager to know it.

970


What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

770


what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

780






Ceiling Fan and Storage type water heater. Discuss

905


Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.

2157


why the value of k is more in shell typr transformers?

778


what is meant by residual over voltage & residual earth fault ?

7238


in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

945


if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

779


why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

865


what is the AC Plant and how can do the work with parts and picture tell us 150 Tr

887


please send me previous year questions of jspl through which i could prepare myself for the test.

719


Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?

303