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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the major difference between LIBBP & HIBBP.. which one is most preferable..

1281

When we synchronize the Generator BKR with TIE BKR then Gen BKR is hold but TIE BKR is Tripped on Non directional over current but when TIE BKR is Syn. with Gen. BKR then no fault occur so what is the problem

1 1892

What Normal(Tangent) towers and Tension(Cut-point) Towers?

1 3405

what is the calculation of current when a clampmeter is attached to two phases of any drives.

3 3258

difference bewteen reverse current and alternating current

1102





why transformer rating is in KVA?

4 4905

difference b/w series¶llel

4 4273

You are given 220 V supply source, four wires, an ammeter and voltmeter. There is no any indication or description on meters. How will you identify which is ammeter or voltmeter?

7 6464

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

949

how to improve IR value in HT motors?

3 12746

why secondary terminal of current transformer should not be open circuited?

4 7240

why characteristics of overcurrent relay is time-->psm instead of time-->current?

1066

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?

1077

In star delta Schematic can we connect OLR in delta circuit

2 4496

Why NGR is required for 11Kv geneartor in power plant

2 13997

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ABB Electrical Engineering Interview Questions


Un-Answered Questions

What is the difference between replace and replace all?

47


Explain file formats for file layout?

39


hey.. what do you know about HSBC??

3946


What are packages in r?

4


what is Magento?

1






Why is the Department setting the standard salary level at the 40th percentile of weekly earnings for full-time salaried workers in the lowest wage Census Region and not on national data as proposed?

1


Define abap/4 layer? : abap data dictionary

99


What is microsoft visual c++ 2017 redistributable?

63


What is default value of decimal c#?

46


When does stack (process stack) overflow? What are the remedies?

94


What is the use of multiple queues as a method for a multi-part process in blue prism?

1


Fish in an aquarium require oxygen to live, which is usually done by pumping air into the fish tank using a mechanical pump. If all other things remain constant, the most effective transfer of oxygen to water comes from?

78


Whis is not false in primary key?

435


Does mongodb use javascript?

1


What are Exchange Traded Funds (ETF)?

121