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ABB Interview Questions
Questions Answers Views Company eMail

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 16396

what is importance of ka in mccb

2 5375

what is meant by insulation voltage in cables? explain it?

4 14120

from which subjects most of the technical que will b asked for hpcl(electrical).pls help me

778

STATE AND EXPLAIN SUPER POSITION THEOREM.

3 14692





During a temperature rise test of a bus duct, it is fed with 415 volts at 2000 amperes. Why dont we get an electric shock if we touch the bus bars?

6 7766

What is the difference between AMF panel and DG Synchronization panel? please define the working of both the panels?

3 25100

why 1.7Uo for HV cable Hi pot test?IE standard why?

946

How much ampere rating on LT side of distribution transformer and also on HT side of 200KVA transformer

2 8842

How to solve the problem of low voltage at consumer end in distribution system if one phase come low voltage of transformer

1 1852

What is the difference when selecting a cable between AC and DC current?

13 41131

What happens if the capacitive reactance of a transmission line is very high?

5 10658

Explain the working principle of variable frequency drive?

2139

what is the procedure for three phase motor differential relay testing can it do with single phase test kit?

1 9816

What is Grounding? any difference b\w earthing? if yes plz explan??

3 4173

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Un-Answered Questions

String = "C++ is an object oriented programming language.An imp feature of oops is classes and objects".Write a pgm to count the repeated words from this scenario?

1040


what are the different methods to test a product in 'Japanese' language? NOTE:User is unable to perform basic functionalities while using the app..(copy, paste, text selection etc.)

604


How to stop proliferation?

838


WHAT IS METRIC STUDIO?WHAT IS SCORE CARDS HOW TO IMPLEMENT IT AND WHAT IS THE USE OF SCORE CARD?

4569


Please can anybody help for control valve sizing step by step procedure?

790






What are the facilities for evacuation/sheltering in nuclear submarrine when any nuclear accident takes place in submarrine?

793


what is the difference between speculation & investment?

850


why java uses class level type casting ?

1472


please tell me answer of these qs. what is pure botany? what is applied botany? i face these Qs in commission exam plz plz help me.

1194


Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

633


Do you feel that you may be overqualified for this position

822


what happens if the info.server doesn't find the session parameter in the parameter file?

827


how to proceed to write your first mapreducer program?

537


Have you used the sort in your project?for this type of questions any working on real time project give the eg. with real time scenario.

1171


Can anyone tell me the correct answer of below question....it is about Bugzilla tool. When bug will find out at the time of executio where it will save or what is the location of bug??

752






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