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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?

10 10867

how much loading in terms of ampere can put on 5 MVA,33/11 KV TRANSFORMER having rated current 263 Amp ?????????

11 20238

1. what is the power factor and whatis his losses 2. what is the working procedure of 51RNB AND 87 relay

3 3139

what is divercity factor?

4 5117

why transformer is conneted to dc for polarity test.it doesnt work in dc?

1 5097





How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)phase to phase or phase to neutral

7 21966

what type of oil is used in transformers? a)conduting b) insulating

25 41767

What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.

1302

What is the technical reason for adopting color coding of three phase system as RYB.

11 18298

what is the earthing condition between earth & phase.

3 3513

what is the earthing condition between earth & neutral.

6 6881

wat is the difference between real power and reactive power..which is useful..?and how it s useful..wat is the effect of these on a power system...

10 16724

difference b/w eath and neutral

10 7760

how netral CT is selected (including its details specification)

8 29873

what is importance of ka in mccb

2 5541

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Un-Answered Questions

How the speedo meter ratio was decided for vehicle?

698


Hoe can we do retesting using functions please give the code for it using login page

844


What are the services in RMI ?

1174


Instrumentation symbols interpration, P& ID, Logic diagram analysis, Electrical drawing analysis.

751


----------------Diff b/w Dimensional modeling and Relational modeling?

11901






What is the typical sales cycle between initial customer contact and closing of a sale? - Venture Capitalists

539


Lookup transformation, one condition is having SQL override (Empno < 10) and the other condition is Lookup (Sal>1000), which is dynamic. How will u resolve this situation?

1682


Userdone tasks with ffid n system send log reports to controller in his work inbox but whenever its open its showing blank screen, why?

657


How do you calculate load bearing capacity of a waffle slab?

1327


R/s syllabus required to crack Mahagenco interview for jr eng. post. I also want sample papper

1478


in govt polytechnic lecturers tell me what is the expected cut off for ece after the interview list announced

824


7. What is performance tuning?

876


First indian company issued ADR,GDR,IDR

170


How do you download stubs from Remote place?

673


hi all I got two exam call letter one from maha ganeco & other from federal bank both at same time & same date which should i choose (note I am eng. grad.)

941






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