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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

The insulation resistance of a cable can be measured by

3 5156

Starting times for soft starter & power factor is thier any standard or datas available in manufactures list. Kindly suggest.

1885

What's the differs between voltage & current & emf.

CTS, NTPC, TCS,

1 4204

i want to measure voltage difference between neutral and earth so i just simply use voltmeter. my question is that may i use this measure continuosly.or there are some electricity board restrication on that? or it creat some problem on my measuring device..?

NEEC,

2 4416

What is differance between alternator and generator?

IOCL,

4 8734

How the unidirectional torque produced in dc motor

CGL, Sail,

2 9718

while doing high potential for 11KV 3 core cable how much leakage current will obtain?, what will be acceptance value?

Voltech,

2831

Why neutral is used in electrical system?

2 3482

what is the importance of neutral in elctrical system?

IOCL, Kharafi National,

4 8438

How we can measure the thickness of bus bar for a given load ? any farmula Plz elaborate clearly.

ITC Infotech, TCS,

2 7488

working of diesel generator ?

1797

Can clean earth cable be considered as low current cable

1933

how encoder works?

ITC Infotech,

1 3875

why we don't use air circuit breaker on H T line in place of vacuum circuit breaker ?

Jindal,

2 6120

IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED WHEN THE TRANSFORMER IS GENERATION TRANSFOREMR/STEP UP MODE. WHY IS IT SO?

MSETCL Maharashtra State Electricity Transmission Co Ltd,

1 3685

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Un-Answered Questions { Electrical Engineering }

static chagre

2123

what is sustainable current of any conductors . a bare busbar or pvc cable has different sustainable current .

1739

is there any lightning by passer is arranged in ship like buildings?

1895

in dc shunt motor if field winding is shorted then

1798

what is JE exam?

2108

What is the classification of hydro projects based on installed capacity?

1146

11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1885

to hook up ten 50 amp rv pedastels at a lenth of 600 feet from the service what size will my service need to be and the size of wire will I have to run to each pedastel in series??????

2036

What happened when capacitor connect series in ac circuit?

1429

if a number of plc s are there then how many modbus to be used

1929

What is the range of the stator resistance of 3 phase induction motor?

1852

how much UPS neutral erath leakage current.

3672

is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

5233

3phase motor can be used as a Prime mover for alternator.

1558

what is motor capacity of 80TR chiller? and also say what is the formula related temperature, motor capacity, TR?

2240

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