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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,

2447

What is x/r ratio?

1 2814

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

2 11488

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

1134

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

1 2366

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

1 2115

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

3 3609

what is the difference single phase and 3phase starter

1 3264

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,

1069

?? how to calculate lighting system ????

L&T, Synergy,

1 2055

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

Sony,

1033

how to check avr of dg set of 125kva

1638

what is the difference between arc and spark

2 4574

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 2058

how to measure winding resistance of single phase motor?

Adani, Dodsal,

1410


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Un-Answered Questions { Electrical Engineering }

is it possible to test of bus bar in high rise building without completed full floor ?

723


What is the permissible maximum flux density in transformer core?

205


what can be the causes of capacitor start motor having a higher current that its actual

1062


how to select the double earth conductor if 21A full load?

1053


what is the difference between neutral and earth

1145






how flow current in 220 kv line to line

1137


where does 22kv line starts

2147


can u give me a brief idea about power line carrier communication ??

1036


sugest any typical project ?

988


sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

861


use of choke in APFC panels

4069


THERMAL CAPACITANCE IS MEASURED IN..................................................

1229


why did youi choose this career?

1353


How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

2175


Why is a plain induction motor unsuitable for wide speed control?

1342