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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 2345

What is maximum demand?How can we caluclate it?

TATA,

3 3636

Which oil is used in Transformer?

6 5109

How many types of Transformers are there?

8 6890

What are the parts in a inverter?

1091

What is LOTO?

6 7158

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

3 3160

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

3 3263

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

Jindal,

1005

defined power system?

Spanco,

3 2969

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,

1547

what is current

5 3342

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

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

7 61529

What precautions we have to take while handling electrical equipments?

Bharti,

1 2872

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

Bharti,

6 8077


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Un-Answered Questions { Electrical Engineering }

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1104


what rectifiers is and what are the types of rectifiers?

174


Give some differences between open loop and closed loop?

167


Explain the different regions in frequency response?

156


LT cable fault chaecking equipment and to find out the distance at what distence it failure . Name and where it is available?

1124






What safety followup during kWh meter isolation

1059


What is the function of capacitor in electrical circuits?

166


is IS says that neutral should be brought to switch box. and this one is a recomended practice

1013


What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning

927


I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

938


what is the voltages using in movie theaters??? why ??why not other??

1279


What is meant by Low Resistance Cable and High Resistance Cable.

959


why do we need to use 3c+3e cable, normally i select only 3c+e cable and i think it is enough. pls explain the usefull of 3e cable ( in this project the earthing system is well done)

1481


What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

733


What is the vector group of a transformer,how can it be found out?

1128