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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

where AVR is connected in power plant.

7 6714

what are the parameters plays a major role in Potential transformer Burden calculation??

905

What is the meaning of high reputuring in HRC fuse.?

1 3318

where rlc series ckt used?

948

Why transformer ratings in KVA not in KW?

6 5763





what is the difference between arc and spark

2 5003

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

719

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

15 63128

what is ten delta ?

2 3013

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

929

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

828

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 2970

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 4170

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 6474

Difference between earthing & grounding.?

3 3293

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Un-Answered Questions

What is the profile of QA engineer

820


How halogen & merquery lamp works.

785


I have try to write a record in a TDQ from a fle.... what are the steps to do... can anybody plz come with a solution

1338


Why is remote backup preferred to local backup?

774


what's prime importance of protection in electrical system.if protection system don't work properly what can happen in electrical system?

740






Which is the best SEO service provider in CA.

1964


How to add extra functionality to a standard print program without touching the print program ?

2272


why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!

693


I am in need of question set of ONGC Electronics & Communication

1671


What is the meaning Work bench?

1048


Hi i want to learn TIBCO. I am not good at programming.. Which module should i prefer to learn in tibco. i am having 2 years exp in another sector, now i m planning to change my career path. Please suggest me.

1459


How can we explain our project in interview panel?

1309


what is the operation involved in tubelight?

726


A jet of fluid strikes a plate What was the force required to counter it?

739


What is conventional thermal current (Ith)

2037






ABB Electrical Engineering Interview Questions
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