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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

i have a wire.and the current flowing in that.when we cut the wire then why dont we seen the elactrons....

GM General Motors,

8 12547

WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

2538

WHAT IS THE USE OF PIG TAIL IN WINDOW TYPE CT ?

3 17860

WHAT IS THE USE OF TERTIARY WINDING IN A STAR/DELTA TRANSFORMER ?

3 7982

What is the diffrence between PL Lamps and CFL Lamps

5 81968

why CFL lamp requires less electricity than a normal lamp?/

3 5877

Reversal of corrent feature in MCCB- What is reversalof current -explain broadly.

1 3807

explain me the exact concept of generator neutral....????

2 4460

how many types of accuracy class in ct? what is meaning of 5p20?

1 7809

How to identify phases in the transformer like motor and AC generator but one condition without phase indication like(RYB,UVW)?

1 5771

Why we use Capacitor in Single Phase Induction Motor?

IIT,

12 34948

why transformer comes only in standard rating like 11kv,33kv,66kv....and not like 33.33kv and so on?

3 11100

wat system call?

1971

what is the use of tertiary winding?

2 4615

what is the relevance of knee point voltage in protection and metering grade CT ? and basically what is knee point voltage ?

2 5665

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Un-Answered Questions { Electrical Engineering }

5- What is the task (function) of the excitation and isolation transformers in power plant? 6- What is the task (function) of LCI (A), LCI (B) and LCI (COS) in power plant? : LCI (A) and LCI(B) are load commutating inverter for generator turbine starting. , LCI (COS) is load commutating inverter change over switch

3818

how to get bearing & winding temperature of an induction motor?

2021

I have c license but I don't know eligibility of Max Kilo Volts under the electrical licensing board.

1719

l&t switch FN 63 handle position can we change

2559

How generating electric power export to grid from the generating station ?

1880

can any tell me why slope 40% and 80% is calculated in differential protection?

1888

hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

2010

what is the eight bit unit?

2444

A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.

2198

What are gain margin and phase margin?

1389

How to calculate Voltage regulation of 22 KV Over head Line.

1668

The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

1716

Zone of protection and tripping scheme of arc protection relay.

1873

WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION

1970

after how many spot we must chang secondry cable in portable spot welding gun?

1947

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