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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the basic difference among IPS,UPS,EPS?

2 13001

What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

736

Why does the radius of armature is less than the radius of pole shoe?

894

can u name the different types of motors used in different types of applications?

6 19467

what is difference between RCB,RCCB &RCBO?

3 28695





what is meant by moulded case circuit breaker ?

891

why diesel tank is earthed

1 3646

what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

2 2622

how to calculate induction motor rating (HP) if name plate is missing from motor at site condition ?

6 37621

What are the relays in ACB and VCB

916

what is meant by distance protection ? how distance protection relay function ?

1 1664

how to decide the ratings of the MCCB,MCB in electrification.give me the proper thumb rule or procedure.

2004

how to decide the ratings of the busbar in electrification.give me the proper thumb rule or procedure

1 2934

what is ripple ??? what is harmonics ?

3 8352

how much current in live 11 Kv distribution Line?

1 3793

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Un-Answered Questions

How would you tackle counting words in several text documents?

237


what is transient voltage?

987


how the find ct mf and mf roll in metering

773


whats the coloring code of a air to open or a air to close valve?

570


How do you scope out the size of the testing effort?

1011






Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

525


Expand---------OTMD

1235


how to test YNyn0 vector group in transformer?

1059


what do you mean by accounting (or) why accounting ? ( generally we have to speak about our achivements and goals)

574


How are free energy changes related to enthalpy changes and entropy changes?

852


how could test the speedo meter

1699


which has high compressive strength between hollow block and brick masonry?

1030


What Problem Management tools are available?

1051


I have total 4 yrs experience in one IT company,and loking for a job change. I have one yr expereince in oracle apps - support work(not particularly one module) .and the remaining experience in SQL and PL/SQL . I heard that oracle database , there is no much openings outside. Now I am planning to take training in oracle finance modules- functional . Is it a right decision to learn oracla apps or Do I need to look offers with oracle database only ?

1265


i have to give lap joint fo 1Mtr steel of dia12mm,whenever i did mistake i cut less 5cm plz tell me how much i will give lap joint so that length comes 1Mtr

786






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