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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Difference Between Isolator and Mcb

VHB Medi Life Sciences,

13 51201

Please tell me ceilingfan sweep means. Commenly we used sweep1200mm and 600mm MMENLY WE USED CEILINGFAN SWEEP1200MM AND SWEEP600MM

1 15186

we want install 11KV generator to supply power 12km far from the power house.Load to be fed is 1MW.which conductor should we use and wat will be transmission line losses?

CEM Engineering,

1 4711

What is the basic principal of Diesel genarator?

Juniper Networks, MRF,

3 10022

What is the main uses of VCB & ACB?

2 6304

What is the use of arc chute in ACB?

lenovo,

7 17911

how can we change the supply voltage?

Areva,

4 7277

how do i convert 22kw to kva

Stag Computers,

4 15753

What is meant by field loss in a DC motor?

1 6420

why in crona effect it give violet colour.

1 3683

what will happen if we will not use commutater means if we will give dc to the windings in dc motor

1 5434

I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?

Bell,

12887

can a 50 Hz transformer work satisfactorily if placed under 60 Hz,what are the prices and losses that will arise

5 7371

What is static frequency control used in gas turbines

1 3771

What should be the length of transmission line so that we can see/obtain the full sine wave of voltage??

Siemens,

1900

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Un-Answered Questions { Electrical Engineering }

Why let through energy not considered for ACB breaker while cable sizing?

2415

what does a k rating in a transformer means?

2505

in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?

2259

A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

1990

Generator,motor and alternator Working principal Please explain easily

1473

draw singleline diagram of star to delta and dol starters

2257

how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

2438

We have two parts in generator, electrical & mechanical. how it works?

1966

how can maintain the power factor and why and this is how do work tell us

2097

what you have to see after one week or month from the day of installation of transformer ?

1720

how to set relay setting? and example calculation...

2043

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

1090

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

1955

Mention the disadvantages of low power factor?

1130

Why auxiliary transformers are not connected in parallel in primary stations?

1426

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