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 7713

differentiate between remote backup relay and local backup relay?

1 4679

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 5137

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

2 7392

type of transformer

3 5202

what is the principle of servo motor

2 5635

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

CEAT, RRB,

2 5314

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 5889

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 6034

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 3754

why co incidence factor considered in transformer sizing?

1867

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

1 4256

what is the meaning of Air condition "TON"

3 10853

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

1 5136

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

1 3729

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Un-Answered Questions { Electrical Engineering }

What will happen if we introduce negative feedback to a control system that uses a positive feedback?

1098

What happen when change order of CT in GIS feeder?

1651

Testing report of Earthing of 3.15 MVa PTR.

2578

-How do you select cable size for a given load at a given distance from source of supply. How do you find voltage drop.

1798

how to select the isolation tranformer for siemens 802dsl cnotroller

2068

what is sevice settings for mccb?How can be it setted?

2217

WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?

1759

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

2283

what happen if drive input fail momentry at 48.5 HZ frequency?

1926

what is the relationship between current&voltage in practical purpose ?

5031

What is the different between digital phase converter and ordinary phase converter?

1162

how to protect motor in dol starter having capacity of 30 hp.40 hp?

3210

Explain the process of commutation in a dc machine.

1053

What is turn ratio of a transformer?

1237

Why reactors use before incoming of ac vvfd drive?

1857

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