Electrical Engineering Interview Questions

I have 1500KVA transformer ,How much Maximum KW Load is allowed?

65611

Compare OH Transmission & UG Transmission?

4538

after parallaing two generators current is shooting up in both the generators.for ex: load is 400 kw..after paralling and load sharing current in running gen is approx 900 amps and incoming is 750 amps which is too high when trying toshift the load current in incoming gen is coming more than 1300 amps and both getting tripped and making blackout..

4627

What is diode fuse ? How it is working?

4314

We have 3 Gensets 1.500kva,2.380kva,3.250kva How can we connect in common busbar&we have variable load.

6211

We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.

1461

Why transformer is not rotating?

35992

In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

2703

In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

1687

In siemens PLC, why do we want to move the data ?

1894

What is mean by nominal voltage,Explain?.How much nominal voltage?.

2859

what is differential relay in power transformer??

18445

what happen if ac supply is fed to rotor of the alternator

4628

what is stray loss in transformer?

61457

Can anybody suggest me about what are all the TECHNICAL CERTIFICATIONS avilable for Electrical Engineers for working people with clear details??

2745

Un-Answered Questions { Electrical Engineering }

Transformer diagram mention each parts ?

1633

What is the difference between voltages or potential difference? And what are they?

677

If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.

1030

How to calculate the time setting for star connection in star delta starter? For example 10KW 3PH Induction motor.

2201

how can i reduce sparking without stepdowning the voltage

2135

i applied for c licence with my one year apperents trainee and i have attaced with A grade contractor company experiance that is for 14 monts experiance this document is sufeicant for c licence? pls tell why they rejected

1756

What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1146

What will be in Mahagenco Trade Test Exam? I want to know the same.

3265

What does the term “voltage regulation” means?

681

what is package substation.how many types they have

1721

Differentiate between voltage and current feedback in amplifiers?

674

What are the types of windings according to the construction?

653

what is resver in electrical enginnering with answer

1256

what is p.s impedance measurement test in earthing transformer?

1890

Why lose 1 phase voltage in 33kv to 415v stepdown transformer

1376