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 will happen when square wave is fed into input side of 3kva transformer and what you will get on output side.

Blue Star,

3 6763

Whether earthmat designning is done only for sub station or it can be done for multy residential complexes also? What is the size, type & arrangement of the earth grid to be done?

1 3203

Help need in transformer !? Hello Friends The parameters of 2300/230 v 50hz t/f is R1=0.286 ohm R`2=0.319 ohm Rc=240 ohm X1=0.73 ohm X`2=0.73 ohm Xm=49.2 ohm Secondary Load impedance ZL=0.387+J0.29 solve the exact equivalent circuit with normal voltage across primery.. I know every thing but i cant find CURRENT I1=? and I`2=? Please help me give solution or only Formula please please...

3058

Why the outpet og DG is 415V not 440V?

1 6183

What is the meaning of EDO in DG panels?

Bajaj,

3 7608

what is the use of interposed & reverse voltage transformer

Anjani Steels,

2 15635

Why we are not placing c.B 's btwn generator and transformer.? what happens when generator gets disconnected from transformer when it is running @ full load?

Areva,

3 6395

Instead of single phase(220), if apply Phase to phase supply (eg: for lighting fixture). what will be the power formula? what will be the volt and current value? please explain me with some example.

1 2987

what is phantom load, Give any example

2 5234

what is the impedance voltage of transformer?

AVI Enterprises, MacLellan,

1 3969

11kv alternator commissioning test?

2 14593

What is an alternator impedance value?

Orchid,

2809

Diff between power trans and generating transformer?

1 3879

What are the tests to be conducted in the electrical installations

1 3904

pls send me some of the solved question booklet of Junior Engineer -2 (ELE) in RRB

RRB,

1 4302

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Un-Answered Questions { Electrical Engineering }

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2041

how single phase preventer works ?

2493

what is mean by restructuring power system?

2014

What is CVT and what is relation with wave trap?

2108

Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?

1823

Y phase plates are used in transmission line??? what is there need???

2868

distribution is maximum done by a)radial b)network c) parallel d)b & c

1901

defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?

3653

Is a 300w induction motor used in a food processor as powerful as a 1000w DC motor.

2160

What are the three types of compensators?

1050

why does connected a indutor with mnsformeretering core of current transformer ?

2095

which mm cable should be used for 1.hp immersible pump motor for the distance of 330 metres?

1672

please send me last 5 year interview questions

2161

what are the difference between PLC and embedded

2092

What's mean HVF & HAF in Vacuum Circuit Breaker?

5265

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