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 minimum value required for Neutral to Earth in UPS Panels

3 6807

In a 11kv/433v transformer,at the LT side ie 433 V side why do we need to put 3.5 core Cable upto Panel.The full load rated Amps is 666 at LV side.What value of current will flow through the Nuetral Conductor.Why can't we use 4Core Cable instea of that?

2 9496

what is meant by damper winding ?

3 13380

what to do with nuetral when Generators are running in parrellel

APTransco,

11 17408

WHAT IS THESETTING CALCULATION FOR THE RELAY?

1 3882

what is voltage, and how it makes the electron to move?

6 9669

what is meant by reactive power ?

5 9648

what is auto transformer?

4 7500

why capacitor takes more current

4 7205

I WOULD LIKE NOW WHY WE CANT USE SOME CT FOR MESARING AND PROTECTION

2 5364

when a motor is connected in parallel with the existing motor the pf will change or not?

9 10430

load increase means 1 resistance increase 2 load resistance decrease 3 current increases through load 4 none of these

3 5220

what u meant by shock ? whether it depends on voltage or current

12 15661

as per BIS supply voltage in India is ......

9 14642

how to reduce the power consumption in office ?

6 8434

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Un-Answered Questions { Electrical Engineering }

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

2295

What are the advantage of free wheeling diode in a full wave rectifier?

1127

How to do fabrication , busbar and wiring cost for : 1. LT Panels 2. C& R Panel

1920

how to generator maintenance (A Check, B check,Etc)

2302

if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

1992

what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

2312

i have flexible wire. size of conductors is 0.190 mm & no.of conductors are 48. then size of wire comes 1.37 sqmm instead of 1.5 sqmm . the what is tolerance for this size.

1795

What is FM200 Gas??Applications........

2374

What is Negative Potential Bias

2302

Define conversion efficiency of a power amplifier.

1238

what is meant by motor startup supervision & motor load jam protection ?

6011

what is the difference b/w ground & virtual ground?

2315

What are hrc fuses and where it is used?

1187

What is power factor why we should maintain the power factor unless what will happen

1915

Name two low frequency oscillators?

1418

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