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 are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

Eskom,

3596

What is x/r ratio?

1 4433

Can you explain operating principle of Inverse Definite Minimum Time” (IDMT) relay

2 13600

Is it possible to protect 3phase overload and earth fault of the 3phase system using two CT's.

2112

how do you find making current and breaking current of the circuit breaker

1 3898

how you connect the induction motor first in star and then delta in star-delta starter

1 3552

what is the differences between single phase ind. motor and three phase ind.motor?

3 5796

what is the difference single phase and 3phase starter

1 4580

at meter room 50 hrc switch installed,but there are not get earthing proper,so what happen?and 11kv transformer out put going in to hrc main 400a three nog each? so earthing is require for all switch? (some customer made earthing at there home.)

Ebrahim Textile, Siemens,

1909

?? how to calculate lighting system ????

L&T, Synergy,

1 3676

what kind of technical test that i need to learn because i have an interview tomorrow.. please someone help me..

Sony,

2036

how to check avr of dg set of 125kva

2600

what is the difference between arc and spark

2 6572

you have a 2 tonne ac that operates for 2 hrs daily what will be you monthly bill (this is complete question asked nothing else was given)?

1 3489

how to measure winding resistance of single phase motor?

Adani, Dodsal,

1 3053

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Un-Answered Questions { Electrical Engineering }

What is a single phase autotransformer?

1107

Why you are switching off arc protection mcb when you are taking shutdown for lv board.

1697

1.WHAT IS A SMART CAPABLE DB ( DISTRIBUTION BOX) ? 2. HOW TO DECIDE THE TYPE OF DB TO BE USED ( RECESSED/ PLUG TYPE/ SMART ETC ETC? 3. WHAT IS MILLENEUM BUS BAR USED IN DB? 4.DIFFERENTIATE MCCB AND MCB.

1848

why we cannot protect 100% winding of an alternator by using differential protection?

2257

how to calculate slip ring induction motor stator and rotor currents??

2264

For high frequency application we use which transformer?

1931

what is the maintaining Cf in UPS.

2357

How to calculate the fuel consumption for 600kva DG genset which connecting with 25%load?

2128

how electrical earthing maintenance done in industry?

1621

Hi, This is Laila. I am selected for syndicate bank interview. Could you please share your views and the questions asked if you have faced the interview My email id is laila_honey09@yahoo.com Please send as fast as u can.Thank You Thanks... Laila.

2091

what does a string of resistors in a series will do?

1215

Generator,motor and alternator Working principal Please explain easily

1473

CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

2652

What is use of starter and choke in tube light

1772

i am completed my degree(B.E EEE) 2014 anychance to get electrical licence plz help me

2149

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