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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How a Universal motor works in Both A.C and D.C? What is the constructional difference with other single phase motors?

1 5007

in a induction motor if we put capacitor across it will the power factor of the motor will improve? if yes how

Reliance,

6 10449

What are the saftey parameters in transformers?

2 6728

Can without battery on line UPS,off line UPS or Invertor works please brief.

5 10794

what is the differebt between ac and dc fuse?

IBM,

2384

wat is d first thing to be seen 2 lay a cable in a particular area??

1 3567

what is mean by current? and voltage?

4 7752

in transmission line 11kv is step up or step down? why?

5 14396

why tan delta test conducted in electrical equipmenr

4 13188

is there or does RCCB work for single phase connection?

2 6524

whenever a squirrel or a crow gets tangled near the out put of the feild transformer there is a discharge of 440 volts of current through the neutral due to which my appliances blow up causing a huge bang.will the RCCB help in these conditions

1 3253

why we are using star connection and delta connection? difference?

5 18763

In 400KV Switchyard, we have used Circuit Breaker With PIR, what is the significance of PIR & why they'r used?

2 20745

how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .

Birla,

2332

What is the difference between rulling span and wind span of of an Over Head Transmission Line?

2386

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Un-Answered Questions { Electrical Engineering }

What technology is used in latest generators?

2164

a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------

1985

Explain Active power,reactive power,how its related to each other , & inductive ,capacitive.

1985

What is the range of the stator resistance of 3 phase induction motor?

1955

The height to which the liquid in a tank to be maintained for a certain constant velocity?

2051

what is the effect of back reactive power on the generator ?

2263

Actuality I have at home electrical panel with 220v 50hz, and I want to converter from there to 110v 60hz, to wiring on the half of my house. Also I like to keep another half of my house with the original 220v 50hz. What is the best and safety way to do?

1874

Pls mail me utility & Dg related question with answer

1842

How to calculate capacitor bank value to maintain unity power factor with some suitable example?

1197

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

3263

Differentiate between ideal and non-ideal voltage sources?

1160

How To Convert Apparent Into Real Power Without Knowing Reactive Power?

1841

What is the percentage loss for aluminium wire for HT line more than 11KVa

2181

Generator,motor and alternator Working principal Please explain easily

1513

how i calculate the syncrones generator NGR resistance .if we have a 6mw generator line voltage of generator 11kv also line current 393.3 ampere.

2169

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