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 difference between air & vaccum circuit breakers?

IOCL,

2 6979

What are the components of a substation?

IOCL,

3 6827

What is ELCB?

Bhel, CDS, IOCL,

9 14664

How voltage step down is done?

IOCL,

3 6451

How does a 3 phase induction motor is started?

IOCL,

3 7584

can anyone tel me what is competency of electrical supervisor??

ONGC,

2 5015

minimu size and length of gi earth pipe

2 5006

we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

4 7299

how to calculate the over current rating of 3phase motor

2 7120

why sec of ct should be kept shorted

Enercon,

2 6638

difference between isolator and circuit breaker?????

Enercon,

7 13916

how to improve IR value in HT motors?

ABB, AMW, Macleods,

3 17831

Why we are using air gap magnetic condutors

Ford, IOCL,

2 6940

I want to know how to calculate the size of electricity cable in building?

DR Engineering Services,

1 2086

whether Transformer is singly excited or doubly excited machine?

2 9490

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Un-Answered Questions { Electrical Engineering }

I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

2177

Hello sir, pls send me hpcl technical test papers .i am. Appearing for the exam.

2793

what is meant by IGBT how they differ from tyristor ?

2527

What will be result if we connect LT votage to the terminal of HT motor?

2213

I HAVE BEEN SELECTED FOR APGENCO A.E(ELECTRICAL) 2008.HOW MUCH WEIGHTAGE FOR INTERVIEW AND WRITTEN TEST.HOW I HAVE TO PREPARE. PLEASE GIVE INFORMATION IF U KNOW.WHAT ABT G.D THIS TIME.CALL RATIO 1:2

2984

as a electrical student why should i hire you?

2580

What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1640

what is the minimum pay scale for electrical engineer (building construction)in kuwait? plz revert back with yrs of experience & pay scale respectively.

2242

previous year paper of ntpc bhel for degree in electrical enng

3285

if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

2060

XYZ

2223

what is mean by restructuring power system?

2145

Can you used moeller lzm1 mccb in a dc system with 125vdc and 20ka short circuit current , beside is it have 24 or 48 volt shunt ? Beside how long current can through from An MCB shunt contacts? (like Z7-AS 24 V)?

2151

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

5600

Enlist four components of electrive drives.

1907

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