Electrical Engineering Interview Questions
Questions Answers Views Company eMail

a motor's measured current is 45amp,whereas the rated current is 38 amps but still it is running ,how?

5 6160

differentiate between remote backup relay and local backup relay?

1 3806

1.where in India the maximum transmission voltage is operated? 2.what the methods are used to cool down the transformer?give the specific ratings of the transformer & specific cooling process. 3.how zero & negative sequence reactances are formed in a rotating machine when fault occur in the system?

IES,

2 3994

CAN 50Hz transformer work at 60 Hz power supply? if yes how it is possible?

2 6324

type of transformer

3 4165

what is the principle of servo motor

2 4649

pls send me some question and answer for rrb railway interviw related 2010

CEAT, RRB,

2 4276

IAM WORKING IN THERMAL POWER PLANT AS A TRAINEE.. I WANT TO IMPROVE MY CARRIER., IF ANYBODY KNOWS ANY COURSES., ANY TESTS, ANY BOOKS ,, ANYTHING PLS HELP ME..

2 4912

Re: What do you mean by Power factor of a generator? Power factor purely depends on the load (wether inductive, reactive or unity) then what does the Power factor mentioned on the generator nameplate means?

2 4854

Genreally distribution transformers are having Star/delta connections to provide phase and neutral to the consumers. Is the neutral of the star conncted secondary grounded in these transformers?

1 3038

why co incidence factor considered in transformer sizing?

1419

why the genearation of electricity always in form of sine wave only ??? why not cosine wave ???

1 3513

what is the meaning of Air condition "TON"

3 9564

why is efficiency of transformer more than that of other rotating machines?

1 4239

what is load which is indicated in power plant generation panel? in any power plant

1 3065


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Un-Answered Questions { Electrical Engineering }

How many types of electrical earthing are there?

653


dg earth connect only in the amf panel or not why

1604


How the over load setting for HT Motors calculated-provided in Numerical Relay

1196


what is the use of the circle diagram

4528


how to calculate fault level?

1668






define superposition theorem thevnin theorem ,norton theorom?

1802


What is electrical cable termination

2219


What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.

1518


how we can explain arc heatng?

1465


The transmission does not have options: a)Partition noise b) Flicker noise c) resistance d) Short noise and reason

1941


if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

1290


In vapour absorption refrigeration machine fluids used are

714


explain transformer ct connection?

1613


Is there any abbrevation for STUB in Stub bus protection

1492


what is the difference between circular wdg & ractangular wdg?

1560