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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the basic difference among IPS,UPS,EPS?

2 13713

What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

856

Why does the radius of armature is less than the radius of pole shoe?

1004

can u name the different types of motors used in different types of applications?

6 20218

what is difference between RCB,RCCB &RCBO?

3 30045





what is meant by moulded case circuit breaker ?

1021

why diesel tank is earthed

1 3848

what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

2 2789

how to calculate induction motor rating (HP) if name plate is missing from motor at site condition ?

6 39675

What are the relays in ACB and VCB

1032

what is meant by distance protection ? how distance protection relay function ?

1 1809

how to decide the ratings of the MCCB,MCB in electrification.give me the proper thumb rule or procedure.

2121

how to decide the ratings of the busbar in electrification.give me the proper thumb rule or procedure

1 3083

what is ripple ??? what is harmonics ?

3 9070

how much current in live 11 Kv distribution Line?

1 3943

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ABB Electrical Engineering Interview Questions





Un-Answered Questions

Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?

847


what difference between args.length and args.length() in command line argument?

1203


In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?

1008


What do you like and dislike about working for this organisation?

3663


I'm a consignment fillup we create order for 100 quantity. Then in consignment issue if say 60 quantity is consumed so will we create a consignment issue of only 60 quantity or all 100 quantity. And if it's 60 then how will the system know that 60 is the quantity which is consumed?

275






WHAT IS PROSPECTUS?

853


what are the possible reaons & remedies if resistance of NGR getting heat up

754


You can Ask any Technical Question Related to SAP MM Module AT Functional consultant level,Testing or end user level

949


what is the meaning of neutral displacement ???

1569


Describe the stable transfection of two plasmids?

987


What is your experience with Amazon website? How will you improve it?

22


What are the new media element in HTML 5 other than audio and video?

6


Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

765


Explain about chmod options filename?

12


What is ODATA ?

1