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 do you mean electrical earth pit?

Enercon,

2 4903

what is the difference between "ampere trip and ampere frame"

1 31604

i am completed my degree(B.E EEE) 2014 anychance to get electrical licence plz help me

JLL,

1669

what is the difference between dry and wet type of 132kV terminations. which one is durable

1550

WHY BREAKER ARE USED IN SUBSTATIONS?

Fedco,

1727

which is more danjerous high voltage or high current

1691

how many units consumed by 8.5 ton ductable split ac in one hour in 3 phase?

Servis,

2 22849

Hello, I am just preparing my self for a university interview and struck on the 11kv ring main unit system network. I just know that ring main unit has total three breakers, fuses and use to supply a power to any load/ building without any interrupt. But i am not be able to visualize the connections, either Ring main unit getting power from two different power sources? or there is always one feeder in complete ring circuit??? I would be highly thanks full of you help me.

1 2363

when secondary volts is given how do we find primary volts, turns, amps of primary and secondary given???

1 2561

Why Lighting transformers are used? what will be the current if lightings connected through direct raw power?

BMM,

1 3298

Exide,

1 3000

what is the differance beetwen installation and errection ?

1 3076

what happen if i change the polarity of ac when it is connected with motor

3 3955

what's producer of XLPE cable laying in undergroung

1659

In Power Line Communication (PLC) the wave trap is used to block communication signals from entering neighboring lines. My question is this: Why do they allow for different filtering arrangements on these wave traps? Isn't it always going to be a low pass filter since we want the power frequency to go through, and the comm signal blocked?

1483

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Un-Answered Questions { Electrical Engineering }

What is BusBar integrity test and how it is conducted?

1567

what is the ATS .And how it works.

1051

How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?

4000

Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

1293

which pump used in WTP explain the function of VFD how to dtermine capacitorbank of capacity one plant

1470

how indusrial diesel generator work

1466

Explain what are inter-poles and why they are required in a dc machine.

627

how does a submersible pump work..?

1407

Discuss about gear cutting machines.

788

Can anyone tell the proper diagram of star delta starter????

1468

What is the formula to find out two phase active & reactive power

1697

are there rmu for 3 transformer?

1422

How 48-relay (incomplete sequence) functions?

3548

why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

1522

Can i replace Earth leakage relay to the faulty Earth Faulty Relay

1043

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