Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what should be the ideal gauge of wire (In sq mm) for different loads in Ampere?

1496

write down the formula of cable size in RM if current is 50Amp.

1383

What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

1404

my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking

1403

what is feeder bay?

1654

What is difference between insulating medium and fault current interruption medium in a switching device.

1711

What will happen if the armature resistance is in minimum position and the field resistance is in maximum position while starting the motor

Viva,

1719

what is the size of ht cable of 33kv ht line and transformers ratings are 1 Mva and 5mva.please send formula also.

1514

11 kv input, 66 kv input advantages

1449

What is CCM in Electrical ? where can we use this material?

1518

for what purpose the star point is done in ct

1467

can we install LT panel & HT panel in one room?

1 2935

can we install HT panel & LT panel side by side or how much clearance is required ?

1646

what is resver in electrical enginnering with answer

1784

surge tank, hrc fuse, earthing transformer, firm power objective type

1710

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Un-Answered Questions { Electrical Engineering }

is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

2143

At full load wat is the motor p.f And at no load will is the motor p.f?

2187

What is the power factor of a transformer at no load?

1158

What is I to C?

2207

why ss stablity limit is more transient stablity limit?

2241

What is time response of the control system?

1139

why wire sizes are 3/29 or 7/29 and why not wire sizes are 2/29 or 6/29?

5210

How energy is generated in hydroelectric power plant?

1360

What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

1167

How many types are using in 220kv/400 kv swith yard

2245

what is the differebt between ac and dc fuse?

2388

What will be the voltage regulation of a full load and 0.80 power factor lagging load transformer when a two winding single phase transformer has a voltage regulation of 4.5% at full load and unity power factor?

1292

What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

1960

What is the lower limit of break-down voltage of converter transformer.

1972

Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.

2372

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