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ABB Interview Questions
Questions Answers Views Company eMail

Why do not use fly ash bricks for waterproofing.

3 8039

what is ripple ??? what is harmonics ?

3 9179

how much current in live 11 Kv distribution Line?

1 3992

if we going for high voltage usages what are the considering factors, why those factors are effected.... please give me an answer related motor factors like wnidnig, frame, temp etc

1 976

what is the function of 1 phase preventer?

3 22764





What is d role of reactive power in power system??How it produce & consume?

5 4309

can we use only a isolator in the subtation..

1 2635

what is the reson in a/c system that TPN TRIPPING

860

what is CFC logic in communication system? where do we require this for protection system

3 5996

why transformer rating is in KVA?

4 4713

what is mean by dual digital protection in the relay field?

858

how much mininmum length required to conduct a DC Hipot Test on 33kV AC Cable with 45kV DC? Is it 20meter or Less then 20?

985

Hello friends., my question is related to testing of current transformer... A Ct having knee point voltage of 750 volts., and I have two step up transformer's of rating 230 v to 440 volts., can I obtain the value of 750 volts by using the two transformer's.... If yes then how could I connect the transformer's to obtain knee point voltage?? thank you in advance

1 3109

Who we calculate the generator NGR resistant, generator voltage 11 KV ?

2 3274

is earthing is necessary if we use armoured cable

1 3532

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ABB Interview Questions





Un-Answered Questions

Write a program to check for prime number?

7


What do you think is the output of the following code fragment? Is there any error in the code ?

1


What are the types of risks you may encounter in a project?

24


Mention what are the different types of recording modes in qtp? Which will be used when?

5


How reactor of SBR installed , is it be over ground, fully under ground or semi sunk ?

1220






Explain the difference between noc & nms?

9


Why we are using publisher in crm 2016?

1


One car company raised an invoice of 30k to its customer, which includes car's price and one year service price of 1600 (cost). They work on 25% margin. How much amount will go to Income statement and B/S?

466


Explain in brief about electrostatic bonds in antigen-antibody interaction.

3


You are constructing a probability/impact risk rating matrix for your project. Which of the following is true? A. The PI matrix multiplies the risk's probability by the cost of the impact to determine an expected value of the risk event. B. The PI matrix multiplies the risk's probability scales, which fall between 0.0 and 1.0, and the risk’s impact scales to determine a risk score. C. The PI matrix multiplies the risk's probability by the expected value of the risk event to determine the risk impact and assign a risk score based on a predetermined threshold. D. The PI matrix multiplies the risk's probability scales and the risk's impact scales, which fall between 0.0 and 1.0, to determine a risk

22


What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?

922


How can you convert the string of any base to integer in JavaScript?

27


So in scrum which entity is responsible for deliverable? Scrum master or product owner?

1


solution =2oolitre ,solute =Polyelectrolyte,Solution=water ,we have to prepare 1% solution.how much solute And Solvent?

1051


What is typings in angular 2?

7