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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..

1167

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 1651

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

1 3048

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

3 3068

difference bewteen reverse current and alternating current

972





why transformer rating is in KVA?

4 4654

difference b/w series¶llel

4 4062

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 6046

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

839

how to improve IR value in HT motors?

3 11740

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

4 6902

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

956

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?

970

In star delta Schematic can we connect OLR in delta circuit

2 4317

Why NGR is required for 11Kv geneartor in power plant

2 13504

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ABB Electrical Engineering Interview Questions





Un-Answered Questions

Explain working of francis turbine?

13


I am designing an Access database form. how can I get my next control in the form to be automatically selected?

6


what are the constituents of nutrient solution for hydroponic system?

881


what is the odi console?

4


program A and B are analysed and found to have worst case running time greater than 150NlogN and N*N respectively. which program has the better guarantee after the running time for the large values of N(N>10000)? which program has the better guarantee for the running time of small program N (N<100)? which program will run faster on average for N=1000?

1044






Consider this scenario: I need to generate a list view report of all the work objects created on a particular date and then I need to include this list view in a section. How this can be done?

3


Where is a service contract allocated to a portion of an equipment?

11


How will you overcome overfitting in predictive models?

5


What is ifconfig?

722


what are the differences between maxillae and maxillulae in arthropoda?

1360


What are the advantages of using Unions?

9


current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

537


​​ What are the other three engines which are part of SAP HANA?

11


I have placed a PO for an item 100 qty Rs.10/Per qty , therefore total cost of the item is Rs. 1000, and this PO Is GR based invoice verification checked. Vendor is sending me 100 QTY but my store keeper doing GRN only for 98, because he is saying that he lost two quantity, so the GRN has been made for Rs 980. Now the vendor is sending me the invoice for total 100 Qty , which is coming to RS.1000 in total. Now you need to do invoice verification for this RS. 1000 to vendor. Will you able to do? If so how? If not why?

343


How blue prism professional administrations can be strong?

1