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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the difference between thermal magnetic release and microprocessor based release breakers. what are the advantages of latter over the first one...

Jackson, Karthik Industries, McD BERL, TCS,

5 43536

what is the difference between earthed system and unearthed system.. where do we use unearthed system because in electrical catalogues always cable for earthed and unearthed system is given..pls elaborate

3 32541

how to connect from a line-to-line connection to a line-to- neutral connection?

6 5713

what is the function of a starter in a motor? explain RLC circuit.

14 68300

wap to print prime number from 1 to 100 using c++

1 6005

wat are the transmission losses.... how can it be compensated....... wat s power system.......

NPC, NTPC, TCS,

1 3837

wat s reactive power.... how could it be compensated.....

TCS,

4 5056

If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

Amara Raja,

1168

how we can adjust for three phase motor cold stall time ,hot stall time and thermal register set up?

OPS,

1955

What does VVVF stands for in VVVF drive ? How does it differ from VVF drive?

HAL,

8 37861

Iwould like to know barc interview questions

BARC,

2142

how LT meggar works

Essar,

1 4915

what is saturation in transformer

Essar,

9 41598

if voltage is not builed up in small generator what will be the reason?

century,

7 7043

what is droop?

Alstom, Bhel,

13 72485


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Un-Answered Questions { Electrical Engineering }

which network topology offers the greatest level of tolerance?

1116


Mention the disadvantages of low power factor?

203


Make a list observation on Transformer?

1473


on a three-winding transformer relationship delta-delta-star, on third winding why the relationship is a star? what are the advantages and disadvantages? Thank you and please help

753


HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?

1094






how we arrange the hv side with delta connection in case 33/11kv of transformer.

1104


How do i perform grounding of star point of Genset (400V) for making connection with step up transformer of DELTA-DELTA (400V to 20KV) ? while Genset itself has its own neutral and grounding bus bar inside genset breaker box whereas we have another neutral and grounding busbar in synchronizing panel next to genset at maximum distance of 6meter, would someone pls advice if we can only perform neutral grounding in synchronizing panel or should we ground neutral on both places inside genset breaker box and synchronizing panel.

754


what is LSR?

1048


Explain how you intend to work under pressure to meet up with deadline target?

4198


c++ write a program to use a fuction call "max"which accepts an intger arrey of size5.as an arrument and return the larger and smallest of the arrey to main without changing. the original changing of the original position of the element of the arrey.

989


WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

1218


Explain The Application Of Storage Batteries?

233


In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???

1550


How to derive detailed design of Suitable bus Bar for 100A for 6.6KV?

1083


Batteries used for electrical energy storage are a. Laclanche cells b. Edison cells c. Lead acid cells d.any of the above

819