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 reason for using 110 volt and 60 hertz ac supply for using power distribution in America?

Electro Tech,

2 4950

What is use of reactor..how it is help ful in electrical system .....brief explain

1 3922

how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor

3292

how much value of resistance should connect to 15 kw, 6 pole 3 phase slip ring induction motor having RV-240, RA-42.

1884

What happen if in three phase 440 v , when you check voltage by testor it glows except one phase and in the same time when you check by multimeter it shows 440 v in any two phase.what will be the reason...

Greatship,

1 3573

how terminal voltage increases when load is capacitive (leading pf load)? (explain practically what is happening, not using phasor diagram

1 3840

Utility company give the supply to customer in KVA but bill them for Watt.why?

L&T,

1 5038

what is difference between neutral and ground wire?

TCS,

2 5152

explanation of mesh bus bars

Eskom,

2134

how many joint can done in HT line and what is life of the joint

Micro Labs, Reliance,

2182

why generator efficiency is more in swinburnes test?

2171

If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

Marafiq,

2082

what is real power and reactive power?

3 5281

how to calulate multiplying factor if meter ratio is /5 ampere and ct ratio is 100/5 ampere.(our supply is 3 phase 415 volts)what is multiply factor?

Vivek Engineers,

3 6312

Which type of questions well asked. ?

1652

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Un-Answered Questions { Electrical Engineering }

please send me jindal previous aptitude and technical question and answer.my email id is deep_raj@live.com

1935

Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

3627

what is a reactive power? what is the relation with power factor?

2133

what is KSR type transmission tower? What is LSR type transmission tower?

5345

WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

2493

why -48 volts dc used in telecommucation

2566

How DC earth leakage currents can be reduced ?

1887

What is process of anneling transformer core

1923

What is block diagram?

1048

Currently what is the highest capacity (MVA) of SPPg generator available in the market?

1778

WHAT IS THE DIFFERENCE BETWEEN AN ACB & mccb 7 WHAT IS THE CRITERIA WHEN TO USE WHICH OF THE TWO

2276

What is the complete procedure of erection of electrical panel in industry

1827

what is capacitor voltage transformer?? how it is different from potential transformer?

2144

Which device of PlC does share load between DG sets when DG are running in perallel?

2010

is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

1944

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