Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is XLPE type cable

Areva,

8 7918

HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?

2703

HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

855




What is erection of electrical system?

1 4078

what is rotatng magnetic field in case of three or multiple phase alternating current machines???

NHPC,

1 2169

Brushed alternator is also called dc generator ? its true or false ?explain it ?

5 3487

what is the working principle of Brushed alternator ? without exictation how we can give dc supply to rotor ?

1 2445

Totally how much power will be consumed in 1 hour cotinuous running of electric train engine?

L&T,

1 2540




Name some application zrea where IDMT relay can used?

SKB,

3 11892

i am working in a grid substation,TNEB having 13 yrs experience. Am I eligble to get apply for c licence now?

3 4986

I am a possesor of c licence from 1993. I forgot to renew during the year 1998. During that time I was working at TNEB to till date. Is there any possibility to get renewed? or to apply for a new one?

836

HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

729

why different series of vfds (like allenbradley)are used in industry ?

1043

what is difference between c-power & u-power air circuit breaker?

Areva, IIT, Marine Electricals,

2 16330

what is meant by Back emf ?where its occur ?

5 8460


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Un-Answered Questions { Electrical Engineering }

Is any generator is developed which is operated with out diesal or other expensive source?

975


What type of wiring series or parallel is used for conventional and addressable type FAS & why?

697


give single line diagram of D.G distribution form alternator to main L.T panel?

5884


how to calculate voltage drop and followed by cable calculation?is there avail in formula?

871


how to calulate short circuit current for the following: 1.cable connecting 11KV of 22KV/11KV transformer to 11Kv of 11KV/415V transformer 2.what cable size should i use.

954






if we run a 3 phase machine on two phase what will happend??? given answer with solid reason please

771


How to calculate the fuel consumption for 600kva DG genset which connecting with 25%load?

893


any one can explain the stages of a knee point which is taken during ct magnetising curve.

609


how will calculate the safe starting current of 3-phase squirrel cage induction motor?

751


Saving in copper achieved by converting a 2 winding transformer in to an auto transformer is determined by A voltage transformation ratio B load on secondary C quality of core material D size of transformer core

1233


how to electronic energy metter failed in electomagnectic fild passing in the metter and which thing to defect more on metter.

771


l&t switch FN 63 handle position can we change

1321


What are books to be referred for KPTCL exam?

2450


how we will deside the high voltage value

732


List out the the types of Mounting Light fixture?

506