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  • ABB aptitute test questions (5)
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ABB Interview Questions
Questions Answers Views Company eMail

Why do not use fly ash bricks for waterproofing.

3 6863

what is ripple ??? what is harmonics ?

3 8352

how much current in live 11 Kv distribution Line?

1 3793

if we going for high voltage usages what are the considering factors, why those factors are effected.... please give me an answer related motor factors like wnidnig, frame, temp etc

1 804

what is the function of 1 phase preventer?

3 21789





What is d role of reactive power in power system??How it produce & consume?

5 3848

can we use only a isolator in the subtation..

1 2413

what is the reson in a/c system that TPN TRIPPING

738

what is CFC logic in communication system? where do we require this for protection system

3 5393

why transformer rating is in KVA?

4 4443

what is mean by dual digital protection in the relay field?

737

how much mininmum length required to conduct a DC Hipot Test on 33kV AC Cable with 45kV DC? Is it 20meter or Less then 20?

846

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 2906

Who we calculate the generator NGR resistant, generator voltage 11 KV ?

2 3051

is earthing is necessary if we use armoured cable

1 3217

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Un-Answered Questions

I have to conduct load test on greting cover, pressure gauge is in kg cm2, how to caluculate load on this greting cover.

843


What is the problem with HDFS and streaming data like logs

163


control panel design guidelines

2111


How to get Retrieving a Cookie in Laravel ?

3


What is meant by Logging ?

3






What is blower? Partlist of blower.

665


give difference between generic & iterative process model.

1034


what will happen if petrol engine make to run with diesel

341


What is the order for installing the application, tools, and third party products?

326


How does sodium thiosulphate affect yeast?

724


difference between transient & Steady state response?

1136


what diffrence b/w plc s7200,300,400

912


What is the function of RCBO? What are the different sensitivity ratings & each application?

1092


Expand-------CSNA

710


in a VB application, where the data will be stored after manipulation? what is the syntax for that?

1109






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