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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..

2881

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 3509

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

1 6122

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

3 5911

difference bewteen reverse current and alternating current

2172

why transformer rating is in KVA?

4 7833

difference b/w series¶llel

4 7137

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 10639

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

1883

how to improve IR value in HT motors?

3 17365

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

4 10332

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

2070

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?

1977

In star delta Schematic can we connect OLR in delta circuit

2 6947

Why NGR is required for 11Kv geneartor in power plant

2 17126

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ABB Electrical Engineering Interview Questions

ABB Electrical Engineering Interview Questions (283)

Un-Answered Questions

What is array sorting in java?

994

How to create a permanent sas data set?

1140

what is Sphere cells suspension culture ?

1946

hello sir, could u plz send me a sample placement paper for hpcl trainee engg exam..(electrical stream)...hoping to hear from u at the earliest

1785

What is auto-scaling? How does it work?

192

Is postgresql relational?

723

which type feect in generator and turbine in reverse power protection

2387

What is the difference between a document library and a form library?

736

Can we change the data type of a column in a hive table?

659

What is whitespace in python?

996

Explain report variant for off-cycle activities.

877

How to connect with firebird database in delphi using tsqlconnection?

What is the use of global policy expressions defined in siebel?

955

What is database design and development?

953

What are some applications of AI in smart agriculture?