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 happens to the synchronous generator when reverse power is given to it?

1 4820

If you know per phase current and phase to phase voltage; what is overall KW of the circuit?

ABC, GAS,

1 4351

I want to measure resistance between Neutro and earth conductor for 3 phase Transformer what should i do

1 3810

which type of motor is suitable for water pump?

IIM,

1 6022

what kind of battery is used in laptops

Pepsi,

4 8111

WHEN WE TOUCH THE BOTH TERMINALS OF BATTERY WHY NOT THE D.C BATTERY GIVE US SHOCK SUCH AS A.C SUPPLY?

3 5940

WHAT IS DIFFERENCE BETWEEN POTENTIAL DIFFERENCE AND E.M.F?

2 5470

In separately excited m/c,we excite the field by a dc source,what not with ac source?

1 4214

what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

ABB,

2 4956

WHAT IS THE COOLANTS IN TRANSFORMER?

Bhel,

7 10635

WHY TERTIARY OF POWER TRANSFORMERS IS LOADED WITH EQUIPMENTS LIKE CT,PT,ISOLATOR AND CB

1907

What is meant by a linear circuit and what is a non- linear circuit?

5 8873

What is vcb?

3 5927

why high voltage is reqiured or L.T. panels? what type of tests should be taken for electrical panels?

2 8426

What is the accepted limit to increase the choosen transformer capacity over the load and why ?

Asec,

2 4069

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Un-Answered Questions { Electrical Engineering }

R=*¶ l/a

1618

What is time response of the control system?

1090

what is zinc diffusion?

2093

What is a differential amplifier?

1254

what is difference between isolation and ultra isolation transformer?, what is the method of testing ?

4331

which types of relay used in acb and vcb?

2739

State kirchoff current law?

1086

What are the relays in ACB and VCB

2233

What is the application of Dyn1 and Dyn11 vector group of transformer?

2881

What is the difference between rated and per unit in transformer?

2196

What is the formula to calculate the no load current of a single & three phase induction motor

2277

what is thresold of perception

2075

what is a vector protection in transformer

2025

what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors

2007

why dc is used in control circuits for MV & LV switchgeras instead of ac

1956

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