Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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 7567

differentiate between remote backup relay and local backup relay?

1 4594

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 5060

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

2 7300

type of transformer

3 5111

what is the principle of servo motor

2 5571

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

CEAT, RRB,

2 5227

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 5819

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 5958

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 3694

why co incidence factor considered in transformer sizing?

1821

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

1 4197

what is the meaning of Air condition "TON"

3 10750

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

1 5065

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

1 3664

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Un-Answered Questions { Electrical Engineering }

What is the ratio of true power to apparent power in an ac circuit?

1107

if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

1969

Why are short circuit ratings always 16kA,25kA,36kA and 50kA.Who has fixed these?

4246

WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

2623

hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks

2110

we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1639

How do we calculate over and under frequency tolerance from generator data?

1582

explain the functions of main isolation switches

1636

what is static frequency converter?what is the function...of sfc...?

2203

Application Comparison between 22KV (UE)and 33KV (E) system. Are we allowed to use 33KV (E) cable in lieu of 22KV (UE) cable. What are the technical disadvantages.

2787

Readings of ER300P Trivector meter

6390

Form S and "c" license application both are same? @ tneb portal

1800

What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

2243

How to calculate the Efficiency of Chiller

3298

working principle of AC Servo Motor with its construction

8854

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