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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why+ve is earthed in electrostatic precipitator in thermal power plant


what is the use of sdf?

Areva, SWAN,


working principle a.v.r. ?

Gem Sugars,


what happen as when voltage drop(or may decrease) ? in case of atomic base theory?


what type of relay has to be used for tripping the circuit from mains when a fault occur in a machine

3 2899

why electrical power has benn needed for speed controller of woodward governor control for biomas power plant

1 2067

What is the difference between EXE and EXD

1 9079

What are the neccessary safety arrangements before commissioning of HV substation?

1 1870

will a fluorescent bulb work when dc is passed through it?? if not why??


4 16071

which inert gas is most apt to be used in a fluorescent lamp?? why ??

1 2286

any application of back emf



in a distribution board,if we have a load and we have selected a cable after making all calcs (Deratings and V.D , ect...) the cable we have selected was 10mm.sq. now, shall the internal cable inside the switchboard should be 10 mm.sq Like the external or it can be Less???? if somebody have an specs or information he can help D:

1 1877

power 148kw i need exat cable size in 148 kw in 3phase what size of cable can i used.

3 3236

How can we increase fuel-power ratio of any DG set?


2. The heaviest and lightest strings on a certain violin have linear densities of 3.0 and 0.29 g/m. What is the ratio of the diameter of the heaviest string to that of the lightest string, assuming that the strings are of the same material?

1 3164

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Un-Answered Questions { Electrical Engineering }

can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?


10 Mtr Hight of Lighting Arrestar how much area coverd??


neutral earth resistance testing is it possible for transformer while in load condition


what is the purpose of high speed earth switch in gas insulated substat


I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.


What is resonant frequency?


How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?


How much weight an electrical engine can pull??


How much ph is maintained of water electrolyte which is used in LRS for 1200 kw slipring induction motor ?


our industries ht line so power fluctation(once drop of power please rectify causes


What is the most accurate way of testing ELCB?ELCB is better than RCD?


what are the differant std sizes of cable trenches?


sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.


my diploma certificate in my higher education college


hi can anyone pls tell me the eee interview core questions asked in l&t