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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the difference between neutral and earth????

4 4539

why transformer is rated in kva?

2 3905

why substation rating interms of 11 multiples???like 11kv/33kv iis there any special reason???

5 7947

our factory is going under construction mean time transformer 1000 kva 2 nos &load break swithch 12 kv & 4 nos 750 kva 2 nos & 380 kva 2 nos generator to be errcted.how to arrange earth pits &how to earth connect & neutral pit how to calculate in earth bit size.

1262

what is meant by excitation which supply is used whether ac r dc in the lab applications

1 2300

Why Cables are always circular and not square or rectangular?

3 5212

what is the use of CAPACITOR in CFL lamp?

Areva, Autopal,

6 11045

How many input terminal of single phase transformer.which is use for rural power distribution.

RMSI,

1 4057

what is mcb

L&T,

7 5980

WORKING PRINCIPAL OF MCB

TATA,

5 12231

11 KV Power cable end earth connection insulation got burned wht is the reson pl give the resons

2 3976

why the current is denoted by the letter 'i'

1 2868

why HT wire making noise?

3 4337

diff. between star, delta connection?

4 4350

In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

979


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Un-Answered Questions { Electrical Engineering }

What is PQA???Applications........

1471


Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing

1058


why high speed tripping relay is used in protection circuit why not normal relay

463


How REF protects transformer alone? explain with diagram.

607


working principle a.v.r. ?

1503






2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........

1343


From past few months I am getting lagging pf even though sufficient capacitors used in circuit. Where is the problem pls answer

558


HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION

1365


A well system is when , no. of bus bar is less or more. Tell me the concept of it.

1042


what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks

771


I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

2039


What is the reason for using a GE G101 MCB in place of an EP102 MCB if both are capable of AC circuit protection?

1715


How many types of electrical earthing are there?

237


i applied for the ap transco please forward the freqventley asked QA

1121


how can get electrical c licence.now i am working in spining mill , transformer capacity 2750KVA. SANCTION DEMAND 2250KVA. PLEASE ADVISE ME . MY CONTACT NO 09944226823

986