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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the Difference Between MCCB & ACB & VCB

4 5432

What is the Difference Between choke & ballast

3 19088

what is the formula for converting dc power(watt) to ac power (watt)?

3 6311

How voltage regulation is calculated for over head transmission line? What do we mean by Conductor constant while calculating voltage regulation? how it is differ for for diffrent type of conductor say AAAC DOG & AAAC RACOON conductor?

3 16430

Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

6862





What is the types of HT motor testing

2111

Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?

889

How to calulate cable size for 200KVA,160KVA& 40KVA load?

1 9338

why CT ratio stand for 50/5, 100/5, 25/5.

11 47597

why CT output is always raetd 5.regardsof primery curre.

3 3802

why we use carbon brush in exciter&genrator?

5 6977

how to calculate power consumption in slip ring motor at different step

883

IF avr is voltage regulator of genset means why we are giving genset CT sense to AVR ?

3 3421

How to covert the ac to dc and how to control the dc output?

3 3676

How to test the thyresitor or SCR by multmeter?

5 5145

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Un-Answered Questions

how can you test the web environment for security testing?

655


What will be the impact on motor performance if a LT motor is rewound with changed motor winding data as given below:- Original winding data: total 04 wires = 02 wires of 17 SWG + 02 wires of 16.5 SWG. Changed Winding data: total 03 wires of 15.5 SWG wire size Motor rating: 160KW, 740RPM, 415V, ID FAN application. Normal Running Current = 95% of FL Current.

790


How does traceroute work?

1390


i am electrical and elctronics engg passed out in 2009 want to attend for reliance placements.plz send me apttitude ,technical and hr question answers to my mail plz. my mail id-kat.bindas@gmail.com

647


What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.

1031






#include int main(){ int i=10; int *ptr=&i; *ptr=(int *)20; printf("%d",i); return 0; } Output: 20 can anyone explain how came the output is 20

234


Whar are the challenges do we face while testing web based applications using the automation tool QTP or any??

899


whar are the draw backs of programming lang step by step in Clang and next in C++ and next and in Java nad in .Net

861


How does Subversion handle binary files?

1134


1.Qtp suppots Unix& linx or not 2why qtp suppots shell script.

867


What r the views in testdirector?

810


I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

540


Hi Friendss..., can any body help me.. 1. Tell me your achievements(Technically)..? 2. Tell me your strengths(Technically) and weakness(Technical)..? 3. Why are you looking for change..?

642


What are intervals?

815


There's a saying "Do whatever it takes to get the job done". Give me a recent example of what you did that exemplifies this statement.

2099






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