Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Application wise, where we should use AC motors and where we should DC motors?

Nespak,

1 922

Under wat condition statcom operates as an inductor for the transmission line?

619

In wat way the power compensation takes place when a statcom is connected in a transmission line

1 2579




what is mean by power factor

9 5269

What is the meaning of In,Io & Ir in Circuit breaker? How to calculate?

1 4820

PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.

UPCL,

2 5399

Which supply is using for train AC or DC & what is the voltage????????

16 22354

what is the type of winding connection( star or delta) in 1HP to 5HP motors. How to check the motor winding connections( star or delta) if not provided in the nameplate?

5 15769




the resistance of wire having length X M is R OHEM if i streched the wire to dubble length what will be the resitance

3 1999

pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

Essar,

1 2757

what is model question rrb junior engineer electrical gr.II

783


comparision between mcb,mccb,elcb,flcb,elcb in details

ABB,

1014

differtiate between energy consevation and energy efficiency..

L&T,

1 1993

importance of reactive power management

798


Post New Electrical Engineering Questions






Un-Answered Questions { Electrical Engineering }

WHAT IS ELECTRICAL MAINTAINTENCE ?

662


hi I have done 3 yrs diploma in electrical engg after 10+2. I have 16 years of work experience into design proposals sales and engg application development in LV/MV swithcgear and sub station automation field. I want to apply for immigration to new zealand but I am not sure whether I qualify or not since I dont have a degree. Can anyone advice? Thanks Riz

940


1.what is the reason for transformer and lightning arrester blast in 33kv system

1621


define as synchronous generator

916


How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

754






in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????

813


If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?

736


In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?

429


please send me privious exam's queation papers of section engineer(electrical).

841


Difference between rating factor of cable and derating factor of cable?

280


What happens if we run alternator on under frequency? 

866


what is fault level of power system ?

3341


What is depreciation factor?

862


Is vtg is controlled by the resistor? if else how much?

800


33kv substation lay out details & line to line & line to earth measurements

1301