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 the different between bus section and bus coupler

1 4473

what is the different between bus section and bus coupler

2 39179

If the capacitor feeder is switched ON without any load, is there any display in the ammeter at the incomer?

RTD, Welspun,

3 6499

What is the importance of RESONANCE

2 4748

1 sq.mm alluminum cable hou much current caraing capacity

5 11424

How can we step up ac and dc ?

1 3853

how can findout cable fault Location only useing MEGGER

3 7490

why ct is testing using dc.. y cant we use AC insted of dc on POLARITY TEST.

6 12834

What is the relation between the Peripheral speed(N) , no.of poles(P) and diameter(D) of a cylindrical rotor alternator ?

NTPC,

5 13162

what is IMPEDENCE? FORMULE?

6 8729

what is diffence between synchronus and asynchronus AC motor.?

1 4229

Why is the uniform distribution of the capacitor discs in a suspension type insulators essential , what can u do to improve the string efficiency ?

1 4598

What is the size of cable to be used for a Space Heater in UPS 160KVA of carrying 10 Amps current with 240 V ,1 Phase?

3 5311

How to calcualte the total number of cells required for particular UPS of some X KVA with 3 and 5 hours back-up?

JLL,

1 3603

what is the difference between ac and dc hipo test of cable?

2 8175

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Un-Answered Questions { Electrical Engineering }

can any one suggest me the tilt angle of my solar pannel ?? or tell me how can i know the fix tilt angle of my solar pannel?? my cordinates are 31.503629,72.993164.

1812

What is meant by full pitched winding?

1181

What is the efficiency during maximum power transfer?

1238

i have interview in Pepsi company what type of question will ask please send the question and answeer

3471

Define piezo-electric effect?

1127

How will you utilise electrical power? You can start from the generating station.

1913

In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???

2522

IF 8255 CONTROL WORD IS 94H,Tell the chip port work mode ?

2570

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2182

What is the difference between multimeter

1968

what is earth resistance? how to measured? and give values at power station and mcc area?

1969

how to erect roof control panel?

2051

why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

1446

What is the difference between UPS & inverter ? which UPS is better and whos got the edge ? what is the difference between & inverter ? which UPS is better and whos got the edge 12 V , 24 V , 36 V etc what are the advantages of 12 V, 24 V , 36 V etc and what are the disadvantages of 12 V, 24 V, 36 V etc thanks

1906

I Have 3 Phase 10 KW AC Alternator i found one phase weak, so what will be the reason & what action shouls i take to rectify the same.

2067

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