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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the formula to find maximum load of a DG (Single phase and Three phase)?

1 2983

What is maximum demand?How can we caluclate it?

TATA,

3 4454

Which oil is used in Transformer?

6 6432

How many types of Transformers are there?

8 8357

What are the parts in a inverter?

1402

What is LOTO?

6 8467

How many types of earths are there?What is the maximum ohms of earthfit?

3 3803

Which neutral is use when DG(3 Phase)is running?

3 3943

What is the purpose of stablization resistor in high impedance bus bar protection

Jindal,

1347

defined power system?

Spanco,

3 3740

State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

Jindal,

1851

what is current

5 4366

Explain working of PIU(Power Interface Unit) in Telecommunication,

ACME, ATC, Bharti, HCL, INDUS, Pace Pharmaceuticals,

7 67847

What precautions we have to take while handling electrical equipments?

Bharti,

1 3337

What current can be carried by 25 sqmm copper cable safely?

Bharti,

6 9208


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Un-Answered Questions { Electrical Engineering }

In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

994


i want to put single phase load on scott connected transformer,eventhough how to balance the transformer.

1256


how diside ct mf exmp.200/5 ct

1420


Differnce between negative Pahse SequenceFunction and unbalance Function?

1129


what is automatic voltage regulator?we can control the vlotage by using fuzzy controller in matlab?why we go for fuzzy?

1328






what is the practical application of full adder circuit?

1279


WHaT IS THE CONCEPT OF INDUCTION LAMPS IN MODERN LIGHTINGS, and HOW IT WORKS TO EMIT LIGHT ( AS NO ELECTRODES ARE PRESENT ) ?" COULD INDUCTION LAMPS CAUSE INTERFERENCE WITH COMUNICATIONS INTO A STORE USING INDUCTION LIGHTING ? WHAT IS THE BENEFIT OF USING THE LOW FREQENCY INDUCTION LAMP , VERSUS LED , AND VERSUS FLUORESCENT, AND VERSUS ANOTHER KIND OF LIGHTING . THANK yOU MOISES GUINDI

1490


diff. between tension mode & speed mode

1602


What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

1527


what is the basic need of domestic loads 1- voltage 2- current

1330


what precautions to be taken while desigining a LT,HT panel. Eg-LT panel PCC panel with ACB installed. HT panel VCB panel with VCB installed. & what is main diffrence betwn IP54 & IP55 construction of panel.

2287


How one can check the MAIN of a house wiring ?

1299


what is the affect of earth's magnetic field on the frequency used in aircraft???

1379


Difference between earthing & grounding.?

1401


If a high resistance fault occurs,then what are the changes will happen in the system?

788