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ABB Interview Questions
Questions Answers Views Company eMail

what is clean sweep?

1877

why bevelling is done in an orifice ?

4 8581

explain the working of Coriolis Flowmeter.

2 8577

explain Cascade Control strategy with the help of a block diagram. also exlain its working in a distillation column

2 10655

relation between flow and differential pressure.

7 29941

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

1568

STATE AND EXPLAIN SUPER POSITION THEOREM.

3 17456

WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?

5 23830

WHAT IS DGA TEST FOR THE TRANSFORMERS.

3 18631

outline of the verious benefits of establishing a planned preventive maintenance system for major plant and equpment

1659

we hav seen in electric engine of trains only 1 wired slidng conecctn is there frm ovrhead line,howevr to complete a ckt in dc postv n negtv two conection has to b there...so where is tht negative is been connectd or where it is grounded...?

5 6524

What is the difference between Isolator annd Circuit Breaker.

21 72071

in control panel, how can i measuring the distance between one bus bar to another bus bar. then now only for bus bar. in mpcb and contactor also. that means one mpcb to another mpcb how much distance? how can i calculate that.

1835

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?

7 12580

what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes

10 65793

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ABB Interview Questions


Un-Answered Questions

How to reload a jframe in java swing?

546


What are the advantages of multithreaded programming?

549


Name few wcs controller commands used in your application for catalog subsystem?

451


how do you use exceptional write in c specs?

1140


I am from B.Tech back ground, i had Applied to do masters in Engineering management, and university gave Admission and sent I-20, if the interviewer asks why are doing masters in this field, even you are from B.Tech (information technology)? Can any one give me relevant answer, if interviewer asks that question

1524






What is ph and buffers?

516


What are child actions in ASP.Net MVC?

577


What is difference between awt and swing?

567


What is balantidium coli infection and prevention measures?

2471


What is the procedure to get TIN number and CST number. 

1462


Define souring?

1


Can style sheets and html stylistic elements be used in the same document?

289


Why do we need servlets and jsp?

478


define as synchronous generator

1688


Explain what is the most important record in ps hrms?

459