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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the function of Lightning Arrester & Wavetrap in Power system ??

18 63630

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

4 14488

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

831

STATE AND EXPLAIN SUPER POSITION THEOREM.

3 14885

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

5 19813





WHAT IS DGA TEST FOR THE TRANSFORMERS.

3 15537

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 4150

What is the difference between Isolator annd Circuit Breaker.

21 60732

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.

1043

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 7963

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 47760

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

3 25814

what is numerical relay explain its operation

2 6356

How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...

729

comparision between mcb,mccb,elcb,flcb,elcb in details

1027

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Un-Answered Questions

what do we see as our primary and secondary roles within a company?

2028


Folder types in smatforms? 2)What is Command line?

1142


Is there a link between Chlorophyll A & B and Photosynthesis 1& 2?

725


Describe some of your most important career accomplishments

3318


What is the difference between CD-R and CD+R?

1045






Write a c pgm to print the letter as per given condition i.e.. if u give 4 out put should b 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4

728


what type of testing techniques are using after accept the build?

804


any drawback are there in mantis?

861


what are the areas of improvement required in yourself to achieve your career goals? Describe what you are doing/plan to do to address the areas of improvement

2303


wat are deployement groups in informatica, how it will be used for developers

571


Can you build a good audit trail using Compuware's QACenter products. Explain why.

1270


Derive capacitance to 4-20ma conversion formula / relation in capacitance type pressure sensor?

827


what are the check points used in SDLC to ensure the risk analysis

1687


I am studing in MEB(MBA+IT), In our course there is no specialation and I want to go in finance, in june-july i am going to do intersip program so what would i do to make arrengement for my summer training

1045


'External Exception C0000008' or 'Access Violation' . what does this error mean?

2138






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