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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

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

1 3429

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

ABC, GAS,

1 2725

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

1 2375

which type of motor is suitable for water pump?

IIM,

1 4342

what kind of battery is used in laptops

Pepsi,

4 4522

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

3 3519

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

2 3263

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

1 2811

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

ABB,

2 3087

WHAT IS THE COOLANTS IN TRANSFORMER?

Bhel,

7 6921

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

987

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

5 5387

What is vcb?

3 3125

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

2 6410

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

Asec,

2 1962


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Un-Answered Questions { Electrical Engineering }

why we use four type of phase angle difference between pimary & secondry winding of a transformer & where we use them?

1140


who many types of fire explane with exmple

1167


xfhnchncv?

930


what is apparent poewr, reactive power, & active power?

1247


Draw the DOL starter and star delta starter drawing?

2018






how to know the diffrential relay setting of 06mva step- down (delta-star)transformer?

1058


if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?

1081


71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

746


Dear Mr B C pal...Can you plz. put some light on principle of operation of Z-Ct in conjunction to its use with 1Cx1000Sqmm HT Cables & Directional Ground Fault / Over Voltage Relays...Regd..Parag v K 9899115632

1727


How the over load setting for HT Motors calculated-provided in Numerical Relay

631


How can we choose the rating of submersible motors

1712


what are the advantages and disadvantages of oil filled cables over XLPE cables

15846


Can you explain about Restricited earth fault protection scheme

868


Why is tan-delta test and capacitor measurement done on alternator?

1121


What is FM200 Gas??Applications........

1339