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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 4046

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

ABC, GAS,

1 3456

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

 1 3082

which type of motor is suitable for water pump?

IIM,

1 5222

what kind of battery is used in laptops

Pepsi,

4 6202

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

 3 4688

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

 2 4350

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

 1 3463

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

ABB,

2 3940

WHAT IS THE COOLANTS IN TRANSFORMER?

Bhel,

7 8607

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

 1457

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

 5 6890

What is vcb?

 3 4486

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

 2 7409

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

Asec,

2 2929

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Un-Answered Questions { Electrical Engineering }

Why field rheostat is kept in minimum position while armature rheostat at maximum position?

613

Mention what are the types of semi-conductors?

704

The loads are connected with phase and ground then why current flow as the loads ?

1465

What is your acheivements

1661

Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com

1661




please send me previous year questions of jspl through which i could prepare myself for the test.

1363

Why we are going for converter transformers for DC drives application instead of distribution transformer?

1428

how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?

1642

what is the use of the circle diagram

4488

What is the difference between acs 550 & acs 850

5357

WHAT IS counter flux IN CT?

1513

Define norton equivalent circuit?

603

what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

1295

List some examples of renewable energy?

763

Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

1188

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