Electrical Engineering Interview Questions
Questions Answers Views Company eMail

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

1 2401

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

ABC, GAS,

1 1771

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

1 1365

which type of motor is suitable for water pump?

IIM,

1 3045

what kind of battery is used in laptops

Pepsi,

4 3040

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

3 1993

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

2 1966

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

1 1977

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

ABB,

2 2198

WHAT IS THE COOLANTS IN TRANSFORMER?

Bhel,

7 5105

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

408

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

5 3849

What is vcb?

3 1825

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

2 3790

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

Asec,

2 1063


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Un-Answered Questions { Electrical Engineering }

How can we checked Killo Watts of Motor & Alternator?

595


Why ground terminal is used in pot meter 10k ohms

387


What are your personal skills and abilities for such a Master Course and your possible preparation to undertake this course?

518


what is per unit calculation?looking for simple and strong explanation thk u

807


Is there any type of starter for DC motor other than two point,Three point and Four point starters?

637


why does rotor rotets?

789


I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

501


How can we findout the maximum efficiancy of Transformer? At which load?

573


Meter p.t. ratio= 3×230/400 , c.t.ratio = 3×1 (2) A what is m.f.

147


i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

449


why the rotor current becomes in steady state during high slip region? please verify with equations.

542


i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.

551


what is 30-phase of transformer

308


i m electrical diploma holder i want to do plc $ Scada some body tell me which insitute is best for me near chandigarh

1558


A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

382