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Electrical Engineering Interview Questions
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what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

 2950

can we use ps class in combination with protection class in differential protection and over current protection.

 1 2090

What is the output of a transformer..??

Jindal,

1 3834

What device is use for metering current at lt consumer end..??

Power Grid,

2 5476

How many devices can be connected in one zone of FACP

 1783

what is interference

L&T,

1 2396

What is the maximum current carrying capacity for both copper and aluminium cables for 1sqmm?

 2 3538

HOW TO CALICULATE THE LEAD ACID BATTERY AH AND HOW TO FIND THE 1.2KVA UPS BACKUP @ 1000WATTS LOAD?

 2 3481

WE HAVE THE DC RECTIFIER 1500A, INPUT VOLTAGE IS 3 PHASE. HOW TO CALICULATE THE LOAD? 3 PHASE SIDE EITHER dC SIDE. PLEASE SUGGEST ME

 1388

I HAVE 2 nO'S OF SYSTEMS, HOW MUCH UPS CAPACITY REQUIRED ALONG WITH 400WATTS ANOTHER LOAD? PLEASE GIVE THE FORMULA?

 1 2891

can i connect wavetrap in 2 different phase in EHV line?

 1355

what is ALF and ISF in current transformer?

 1 11077

how can i use REF and diffrencial relay both in 1 CT core for transformer protection?

 1359

can i connect REF and Differencial relay in 1 CT core for transformer protection?

 1453

What is grid collapse? what is the reason for it?

1549

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Un-Answered Questions { Electrical Engineering }

plz tel me syllabus and exam date 4 jr executive engg (electrical)

1483

What is the basic principal, by which DC voltage level is increased more than the supplied AC voltage during conversion. As upto AC level it is contorrled by firing anlge but after maximum level how is it possible.Please clear picture. OR we have to supply the higher level AC?

1461

What does bode plots shows?

664

how to measure the transformer resistance values(dyn11)?and howmuch the minimum value?

1647

What are the types of the glands and difference between single and double compression type of cable Glands.

1605




What are the criteria shall be considers for sizing Fuse and MCB? If the rated current is 10Amps what should be the fuse size / MCB Size?

1004

where can i get vijaya electricals limited in hyderabad interview auestions can u give me the website address plz

1621

what types of cable used in underground coal mining?

1045

What is hipot test procedure?

990

why we can stote dc? why we cant store ac?

1598

lamination figures

1392

why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?

1551

what is fault level of power system ?

5076

plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

4494

What is 11 N1 and 12 N2 in single phase Transformer ?

1490

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