Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what are d/f between cfl and pl lamps,

1 3488

what is power factor

Eskom,

7 5174

what is kVA

TATA, Tata Motors,

6 11300




what can i do line to line fault

4 3120

11 kV line deraction check by an Engineer.

756

How to calculate the TR (AC's)

4 7015

Why Current Transformers cannot be connected in parallel

9 34048

Explain RYB?

21 52157




why capacitor burst?

2 6076

How shall i select the value of capacitor or inductor in a system?

696

ratings of lightning arrester

Bajaj,

849

how kva rating of transformer is calculated.

Siemens, Fluor Daniel,

6 17978

what is the total power generation in india?

HAL, GUVNL,

896

why we are using DC supply in megger?

TATA,

2 7377

why there is a phase shift lies between primary and secondary voltages of a transformer?

Mecon,

6 15284


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Un-Answered Questions { Electrical Engineering }

TRANSFORMERS WITH DC SUPPLY

640


I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

661


What is the difference between 2 wires RTD's and 3 wires RTD's.Kindly explain the wiring diagram.

879


what is RFID? thire application;

788


electromechanical relay type identification example : type=tjmh t-stants for j- m- h-

790






what are the reasons of CT circuit faulty in busbar protection scheme?

215


hey guys help me out.....what  are the industrial uses/functions of nozzles in industries 

436


What is process of anneling transformer core

609


What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

1606


Hi, Next week Iam appearing RRB exam for section engineer. So help me to get modal question papers for this position. Iam very thankful to you. Whether question will be fully techanical format or general form. Please give me a details regarding this exam.

736


What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

1130


What are Contactors? How they works and what its highest rating?

789


Is it required to use Automatic transfer Switch in L&T panel board if we use AMF panel with DG set? How the single line diagram will be? Please forward the material to sreenu_207@yahoo.co.in

3322


what is circuit recombiner and how it is different from circuit breaker

642


hi....I am from india..i have completed my engineering in electrical and electronics field with 58.4% and my IELTS score is 5.5 bands....Recently i received my I-20 in computer and information science from Troy university in Alabama.On 18th i have a visa interview can u please tell me what type of questions i have to answer ??????

597