Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the avr

ArcelorMittal, Heidelberge Cement,

6 7727

Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

3163

What do we use in Motor core laminations..???CRGO or CRNGO..and why..????

1 4378

We have AC-transformer 110/13.8kv,40MVA.If DC-Voltage=110kv is applied in its primary what will happen?

6 6831

what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?

1 3739

in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients

Siemens,

1530

define transient state &steady state

1 5469

what is class of SPD and dittels of all class ?

1545

if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?

2 3186

what is the diffrence between single phase and three phase

6 8288

what is the formula for converting KW into KWH ?

Blue Star, Essar,

3 6393

what is meant by dielectirc medium? what is the dielectirc value of air and water???

ISRO,

2 4570

How to calculate cable size between battery charger to Battery ?

L&T,

2 3463

WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION?

L&T,

5 14126

WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

L&T,

1656


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

which of the following elements is not present in stainless steel

1995


what is dry and wet frequency withstand voltage? why & where it is used??

1754


HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel

1779


Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?

1579


i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.

1437






Following test should be conducted to find out relative polarity of transformenr terminals A no load test B back to back test C phasing out test D none of above

1722


I have 440v power coming to facility,( not being used ) can I buy large generator, (gas) to sell power back to electrical co.

1999


what is the meaning of vcc

1861


why should small green grass ans small plant should not be there inside the transformer Yard in the factories

1186


If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

1699


What is the application of Dyn1 and Dyn11 vector group of transformer?

2408


How to calulate Locked rotor amper(LRA) for compressor type motors?

1266


what happened when we supply a dc current in dc motor?? can it worked properly?

1426


What is the difference b/w fanuc alpha series 16i and 18i controller. what is stand for i

1563


WHAT IS MEANT BY OVER EXCITATION IN GENERATOR TRANSFORMERS? DESCRIBE IT.

2145