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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

WHAT DO U MEAN BY THERMAL OVER LOAD RELAY& WHERE THEY ARE BUSED

L&T,

4 5884

What should be the value of earth resistance for an instrumentation/electronic circuit? As per which IS/IEC Code?

IOCL,

3 6864

why should we place 9KV lightning arrestors in 11KV substation ?

DOL, ISRO, Matrix,

9 42203

What is the AVR in DG & its functios

Godrej,

2 32623

what is the difference between NC & CNC machine.what is the difference between equipment & machine tool

 2 5782

How to prepare electrical preventive maintenance plan & shedule of machine tools.

 2 6119

what will happen if the frequency supplied is more than the frequency of the instrument...?

 3 4518

WHY TRANSFORMER IS MEASURED IN KVA?

 10 23451

hey guys i scored 910 on GRE and 67 on TOEFL respectively.I have an aggregate of about 74%in my B tech.For which colleges should i apply for an MS program in electrical engineering.I am looking for colleges in NJ,SC,NC,GEORGIA, NY. Please reply with a good response.....

 1535

what is let through energy of mccb

 2 22580

what is V0/V rating of cable

 1 3588

what is meant by excitation current & armature current ? where its produce & how we can calculate ?

 1611

last 5 year rrb allahabad junior engg electrial engg question paper

RRB,

2522

if u have single phase load (un balance) and the main power cable is 3.5core means netural is .5 of phase and can the three phase current make the return paht in .5 neutral.

 1 2454

what is the maximum Load capasity in LV-Panel,MDB,SMDB & Final DB'S in Electrical disribution system?

Sterling,

2 25789

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Un-Answered Questions { Electrical Engineering }

we are having 15kw and 3kw motor both can run in same time , instead of using copper we are using ug aluminium cable , 35 sq.mm is suitable for its current carrying capacity..?

1310

If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

918

what is the usage of microcontroller in the panel board?

1539

who invented active elements? plz give me the complte details of active elements...

1406

CPC cable .PVC \1C....I want to get sure that type is flexible indoor or to be install on trench. please advice .thanx :)

1413




Why you want to join non technical field when you are an engineer?

6194

What is kvar?

848

How many types of circuit loads are there in a common electrical circuit?

672

what work will do diffrential realay DG set

2319

why most of junction box vendors providing T5/T6 Temp class jb's for T3 area any special reason?

1618

The size and construction of bushings in a transformer depend upon?

1169

How are load losses and no-load losses measured at site in a DG set?

1303

what is sevice settings for mccb?How can be it setted?

1608

Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.

1736

What consists of 2 or more thermocouples to be connented series?

1753

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