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ABB Interview Questions
Questions Answers Views Company eMail

where rlc series ckt used?

1789

Why transformer ratings in KVA not in KW?

6 8547

what is the difference between arc and spark

2 6503

What is the differentional relay...what is the work of this in power Tx. how it is works..

1457

what is the safety of ACB & VCB and how can this work and how can the service the ACB & VCB parts name with picture

21 94151

what is ten delta ?

2 4768

how to calculate the step resistance for slipring induction motor,how you deside the no of step for that?

1669

what mean by analog ,digital,numerical meters and relays? say the example?

1769

you are on site,the plant trips,you are approached by operations,what do you do?

1766

Hello friends., my question is related to testing of current transformer... A Ct having knee point voltage of 750 volts., and I have two step up transformer's of rating 230 v to 440 volts., can I obtain the value of 750 volts by using the two transformer's.... If yes then how could I connect the transformer's to obtain knee point voltage?? thank you in advance

1 4037

please anyone suggest me some good intools training institutes with their place and contact nos.

1 3477

I have 90KW Motor 60 Hz,380V Pf 0,88. after testing the Motor without Load is the no load Current 36 A,but wenn i put load after 2 hours the current increase more than 156 A. Can anybode tell me waht is the Problem?

4 5967

Hello friends, Can anyone explain the concept of zones in Bus bar protection and how can we differentiate the main zone and check zone in Bus bar protection

1 7993

Difference between earthing & grounding.?

3 5196

what is the function of a Master trip relay? why is it used ?

5 78862

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ABB Interview Questions


Un-Answered Questions

How we can import data from database?

657


Describe binary tree and its property.

527


How to split cell in excel shortcut?

339


Is react a library or a framework?

389


Why performance testing is performed? What are tools of performance testing?

725






What are the important tags of hibernate.cfg.xml?

160


Differentiate between regression and classification algorithms?

105


What are the applications of v-i and i-v converters?

552


Explain insert into select statement?

534


Do anybody have any idea about the testing tools related to client-server apllications( for banking application or products ).Kindly tell me both open source and licensed tools. Thanks in advanceRegards

1577


What are the building blocks used in vsam datasets?

578


Is c++ map a hash table?

573


hai i am balaji now i applied for the post of section engineer in rrb chennai............ if any body know the question peper and pattern of written exam please send to me

1520


What does the q{ } operator do?

525


What is the difference between eclipselink and hibernate?

151