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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?

2036

what is the advantage and disadvantage of billing in kwh and kvah by electricity board .

Nespak, NTPC,

6 39245

what is the chemical name and formula of refrigarent R-134a.

Blue Star,

2349

what is the load amp of a 2 hp single phase motor?

6 10559

electrical resistance in human body?please dedails quick. mail.psrinivasan20@yahoo.com

CTS,

2 6074

what is the reason of battery voltage is 12v maintain?please answer me.mail-psrinivasan20@yahoo.com

CTS,

1 5402

what is the maintain in ACB,VCB,MCB,MCCB breakers?

CTS,

4 15413

When the DG is running at the time we can connect to capacitor banK? why it is required or not

1 2993

10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)

CTS, Jindal,

2736

Describe how a salient pole / projecting pole rotor differs from a cylindrical rotor and state the application of each rotor respectively

3 6298

How to calculate KW saving for power factor correction from 0.92 to 0.98 at 350KW load?

Heidelberge Cement,

5 14531

why are distributed windings generally used in alternators?

2776

why fractional pitch winding generally used in alternators?

TATA,

3004

why are laminations used in constructing the field core?

3 8015

How is the connection of the tap changer on the HV side been made?

2041

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Un-Answered Questions { Electrical Engineering }

at what base you will tell the direction of rotation of dc motors and generators?

1183

WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers

2807

Why wind turbines wheels rotate constantly

1102

what is mean by ideal infinite bus? why it is required to consider in fault short circuit calculations?

2753

What is Surge Capacitor? Why it is use in Generator Circuit Breaker?

5191

Why need 3phase machine double earthing?

1831

what is cathodic protection and why it use in industries?

2352

why you don not show protection and type of isolation in key single line diagram?

2038

what is meant by 3rd hormonics ?

2103

what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?

2117

hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1967

what is mean by D.O. in distribution line poles?

1756

what is the advantages og idmt relay over magnetic relay??

4298

If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

1975

for 750 kw LT load what will be the ht kva

1711

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