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ABB Interview Questions
Questions Answers Views Company eMail

What is your major weakness?

5 6211

under form 38,(1 no) what is the maximum no. of invoices can be done??? under rule-54(3)(a) of UPVAT RULES 2008

3 8952

what is the first step of dg shycroning ?

2 2873

what is cascade speed control device?and how this device control the speed of motors?

916

11/.433KV, 100KVA TRANSFORMER is supplied with .433KV AT ITS PRIMARY. HOW MUCH KVA IT CAN SUPPLY

7 11011





what is a complexity of linear search,binery search?

10 33583

difference between earthing and grounding?

2 5009

What is static Device & Mechanical device? Is transformer a static device?

5 29560

HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.

2 4986

WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED? SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING IN MIND.AND REGARDING LOAD ALSO. a.star to delta b.delta to star c.delta to delta d.star to star ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?

1 2164

.if the vector group of two transformers is not same n tey r connected in parallel operation then what will happen?

2 3524

PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM

1005

what is meant by motor startup supervision & motor load jam protection ?

4197

what is meant by trip circuit supervision & directional or non directional over current ?

1 4063

how to calibrate control valves & power cylinders & ultra sonic level transmitters

970

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Un-Answered Questions

Explain the use of parfile option in exp command.

16


What is powercenter on grid?

15


What is an agent and What are the types of agents?

1


Advantage of LT panel vs HT panel

1262


Explain what is a bundle?

1






Explain partitions?

6


What does type casting mean in php? Explain with an example?

30


What is meant by Nostro Reconciliation

822


What should be the priority in telemarketing according to you? : insurance cold calling

7


How to assign null values to variables or columns?

23


Does sap hana require indexes or aggregates?

1


How many types of memory areas are allocated by jvm?

21


Who Created html?

11


What is package diagram in UML with example?

27


how to copy the item-instance?

787