Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why wound rotor is star-connected?

4 6530

why any Elelctricity board insist not to change the buren of their metering CTs or PTs for metering purpose? as a example elect. board not accepted that any customer change their metering CT or PT core burden from 5VA to 15VA.. why?

1 3263

for leading power factor penalty by SEB why

2 5691

which gas is filled in CFL

Lumax,

7 38993

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1641

Why voltge arev transformed in to 132KV/66/KV/33KV like that

HAL,

5 7973

how we identify AC or DC machine at the time of seeing, with out use of name plate?

4 11636

How can identify meter AC or DC without use of symbel?

4 7285

What is transister , thermister , thyrister? what is its function? where this using?

1 4256

why do we use 25kv supply for traction purpose

1 3542

why does not tester light up when it is touched to neutral of 3 pin socket.

4 18310

why the altrnator(AVR) not showing the any voltage after making the new winding and insulation?

Avon,

1 2734

How to connected to energy meter, pt, ct, ammeter, voltmeter and selector switch.

Omplas,

1 6595

which calss ct's,pt', use protection,meatering and others

1 3282

how to work droop ct in generating station

2139


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Un-Answered Questions { Electrical Engineering }

How to calculate Air conditioning capacity for a telecom BTS shelter?

3046


Electronic circuit

612


I want to know how to calculate the size of electricity cable in building?

1538


What happen Grid EARTH plat got cut.

1746


why single CT used in DOL starter power circuit?

2065






CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??

5075


How do apply electrical 'c'license......pls advice

1258


why the carbon brushes are broken in srim while the motor runningtime

1248


when ID fan will immediately stop through VFD what exactly cause and problem the ID fan

990


What is CCT (Correlated Color Temperature) ?

1505


What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.

3540


How to measure power in 2 or 4 or n phase circuit? Please give me a formula.

1465


WHY THE DIMENSION OF TWO SAME RATED MACHINE IS DIFFERENT ?

1507


why current flow to the opposite direction of flow of electrons???????????

1692


What do you mean by distribution transformers?

666