Electrical Engineering Interview Questions
Questions Answers Views Company eMail

i have a wire.and the current flowing in that.when we cut the wire then why dont we seen the elactrons....

GM General Motors,

8 10029

WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

1880

WHAT IS THE USE OF PIG TAIL IN WINDOW TYPE CT ?

3 15671

WHAT IS THE USE OF TERTIARY WINDING IN A STAR/DELTA TRANSFORMER ?

3 6681

What is the diffrence between PL Lamps and CFL Lamps

5 79557

why CFL lamp requires less electricity than a normal lamp?/

3 4710

Reversal of corrent feature in MCCB- What is reversalof current -explain broadly.

1 2849

explain me the exact concept of generator neutral....????

2 3453

how many types of accuracy class in ct? what is meaning of 5p20?

1 7010

How to identify phases in the transformer like motor and AC generator but one condition without phase indication like(RYB,UVW)?

1 4844

Why we use Capacitor in Single Phase Induction Motor?

IIT,

12 31526

why transformer comes only in standard rating like 11kv,33kv,66kv....and not like 33.33kv and so on?

3 9660

wat system call?

1517

what is the use of tertiary winding?

2 3607

what is the relevance of knee point voltage in protection and metering grade CT ? and basically what is knee point voltage ?

2 4741


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Un-Answered Questions { Electrical Engineering }

In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?

1458


What is polar plot?

681


What is the Surge suppresor? Why using in a UDB's and How it works?

1659


is it value of power factor is more than unit. whats effects in the source supply

1570


WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

3117






what is the difference between rectifier and converter and commudator?

1444


Diagram on interconnectivity of 11kv transformer with RMU (i.e, one incoming and two outgoing or two incoming and one outgoing)

2187


specify the inbuilt protections in DG

1585


When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

710


What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

1677


what should be correct gas pressures to be a 1.5 ac unite

1043


can we find the inductance of a induction motor?

1524


Why AC & DC capacitor are use in UPS ??????????????????

1568


ht side line to earth voltage

1040


why use phase displacement in transformer.and effect of phase displacement on transformer

2302