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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 66001

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

4 15263

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

965

STATE AND EXPLAIN SUPER POSITION THEOREM.

3 15336

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

5 20668





WHAT IS DGA TEST FOR THE TRANSFORMERS.

3 16199

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 4387

What is the difference between Isolator annd Circuit Breaker.

21 62853

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.

1213

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 8481

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 50550

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

3 27219

what is numerical relay explain its operation

2 6788

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...

842

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

1157

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ABB Electrical Engineering Interview Questions





Un-Answered Questions

Explain about the basic parameters of mapper and reducer function

11


Files produced by the idl compiler how ?

570


What is the C-style character string?

8


How can we handle window ui elements and window pop ups using selenium?

6


hi experts, i was asked to write down the requirement description,test scenario, and test cases for gmail login and send email and then to check the email was sent in the sent mails.the format given to me was like this: Req ID, Req description, Test Scenario, Test cases....Can anybody please help me out with this..

938






what about your dedication?

1355


what is the difference between tsp & tower

1024


How to Preview images in Solution Explorer?

425


Expand-------SNAT

828


SAP Script for Billing in which Billing document number was displayed as header, Bill Type, Bill Category, Bill Item, Cost, Base Unit of Measurement and Material number were categorically displayed for each billing document number. plz mention the detail coding Tahnks, Rahul

1402


How can we create Tree control in asp.net?

11


Names Different Types of Debentures According to Security?

18


How do we use stored procedure in ADO.NET and how do we provide parameters to the stored procedures?

15


What is Black Market?

22


Cut Linten (RCC-1:2:4)on 10" wall - what should be the width and hight of cut Linten? Secondly, 1 X 1.6 foot,4" thick window sun/rain shed (Chajja)should consume steel,Cement, sand and Stone chips?

1380