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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?

10 16232

how much loading in terms of ampere can put on 5 MVA,33/11 KV TRANSFORMER having rated current 263 Amp ?????????

11 35510

1. what is the power factor and whatis his losses 2. what is the working procedure of 51RNB AND 87 relay

3 5665

what is divercity factor?

4 8829

why transformer is conneted to dc for polarity test.it doesnt work in dc?

1 7008

How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)phase to phase or phase to neutral

7 34832

what type of oil is used in transformers? a)conduting b) insulating

25 54603

What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.

2396

What is the technical reason for adopting color coding of three phase system as RYB.

11 27981

what is the earthing condition between earth & phase.

3 5562

what is the earthing condition between earth & neutral.

6 10192

wat is the difference between real power and reactive power..which is useful..?and how it s useful..wat is the effect of these on a power system...

10 22192

difference b/w eath and neutral

10 12725

how netral CT is selected (including its details specification)

8 42310

what is importance of ka in mccb

2 7515

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ABB Electrical Engineering Interview Questions


Un-Answered Questions

What are the different ready states of a request in ajax?

723


What is the difference between a mutex and a semaphore?

653


What steps would you take to locate the errors in case trial balance disagrees?

827


If you want to output the results to the log file .. How to do?

1860


What is override method in android studio?

641


How is Multithreading achieved in Python?

680


Explain command to display different lines that are found when compare two files?

891


How do I customize the toolbar in excel 2016?

407


What is the full form of linux and unix?

643


1. The DC generaror,s induced output emf is connected with a DC motor(as load). when increasing the load of the motor by using brake drum or any way. what are the parameters will changes in both motor and generator(voltage, current, resistance, frequency, speed, torque, power, flux etc...) 2. Similarly for AC generator and AC motor 3. similarly if using DC batteries instead of DC generator, What happens?

1957


How nested beans can be used in Struts applications?

744


What are the features of encapsulation ?

749


Explain the role of offset in kafka?

375


What is difference between header and line level billing?

2392


What is protected in oop?

803