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 difference between neutral and earth????

4 6829

why transformer is rated in kva?

2 5494

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

5 10546

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.

2068

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

1 3552

Why Cables are always circular and not square or rectangular?

3 7789

what is the use of CAPACITOR in CFL lamp?

Areva, Autopal,

6 14309

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

RMSI,

1 5420

what is mcb

L&T,

7 9944

WORKING PRINCIPAL OF MCB

TATA,

5 15190

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

2 5718

why the current is denoted by the letter 'i'

1 4592

why HT wire making noise?

3 6277

diff. between star, delta connection?

4 6700

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..

1906

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Un-Answered Questions { Electrical Engineering }

Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control

2118

What is the maximum percentage voltage drop (vd%)for a motor control center

1980

DRAW ACIRCUIT DIAGRAM OF 100 KVA 415V/55-0-55V DELTA TO STAR TRANSFORMER

1996

What are diffrent type of road taxes?

1941

If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

2037

Define phase lag and phase lead?

1082

What aturn on methods of scr?

1134

what's the requirement of Dy11d0 connection of 3 phase transformer?what's use of it?

7935

Transformer how to maintaince a check b check c check d check

2046

dear all i am kumara now current working in electrical designing of control and relay panel i want learn some substaion design then any book are available. pls mention name and authour

1909

what is the formula for computing cable tray size & capacity

2121

what is tri state logic gate

2141

How harmonic block test are conducted on relays ( Siemens,Areva ect )power transformer using omicron kit?

2218

I am experienced with house and industrial wiring but I don't have any licence how can I apply an licence and which type of licence i can get i didn't complete deee just only experience

1590

what is p.s impedance measurement test in earthing transformer?

2364

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