Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What is the 415V AC Soft starter? Explain with an example?

TCS,

1 4739

Explain types soft starters?

Siemens, TCS,

7 21932

TELL ME, WHERE SHALL I GET BASIC ELECTRICAL ENGINEERING BOOKS IN INTERNET?IT SHOULD CONTAIN ALL DEFINITIONS?

TCS,

2320

Why DC current is not used in transformer?

JK Paper, TCS,

20 42510

what u meant of power plant?

5 9220

if 50hz transformer is required to be run on 50% frequency what needs to be done???????????

century,

6 11555

How Negative Phase Sequence Relay works in case of Synchronous Motor?

L&T,

4 31640

How we detect the leakage current of 11 KV H.T. motors and waht is the maximim limit?

Ambuja, Pristine,

3 9568

HI SIR, AM PREPARING FOR RRB FOR SECTION ENGINEER POST. PLZ SEND ME THE PREVIOUS QUESTION PAPERS AND HELP ME. I HAVE NO ENOUGH TIME MY EXAM DATE IS 22ND JUNE.... MY EMAIL ID IS nalla.amarnath@gmail.com

1933

Slow acting fuses are most often used for which application a) Lighting circuit b) heating circuit c) Motor D) Radar circuit

1 3860

What are the consequences in using existing step up transformer (primary 6.6kv/175A, secondary 480v/2405A) for step down transformer to have a 6.6kv output?

1 3569

what is neutral grounding? why is it required? what is neutral grounding resistor and how is its value calculated??

NTPC, ONGC,

11 65736

Why we are using Ohm's law? where it is applicable? explain.

Pyramid Saimira, TCS,

10 21202

WHAT IS BASICS TO SELECTION OF 11 kv Trasformer, send any calculation sheet for selection of transformer

NBCC,

3 10596

Does frequency change with increasing voltage i.e 220v to 11kv? explain if not?

6 11011

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Un-Answered Questions { Electrical Engineering }

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

3191

please send me latest & previous years question papers for IOCL Technical level questions

1884

how hazordious area is classified at an oil & gas plant and categorise suitable class of electric equipment in that area like induction motors, LCS, Lighting Fixtures Fluerescent/Flood lights Mercury& sodium lights, J.Bs, Power Cables etc

1843

can we make a electric generator,which can not use any type of fuel,air,solar,gas,thermal,coal,petrol,etc and able to produce electrical energy (or self electricity generating generator)

1921

In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.

1973

how was your last weekend.

1788

what are the application of over current relay?

5245

What is the function of Governor in Hydro Power Station? What is the Function of Lightning Arrestor Voltage Transformer (LAVT)?

2809

In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

1945

What is control system?

1207

what exactly commisioning work does in electrical site work... LT side?..

1935

could anybody able 2 send me jindal steels previous papers fr electrical steam....pls send 2 my id if possible....sirisha.shaik@gmail.com

2085

How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???

2280

What is A check, B check, C Check & D check for a diesel Generat

2116

Star Delta Diagram with full description

2385

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