Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Fault current shall be part of tech specs of power cable or not?.

DAE,

1 1951

What is effect of over voltage and under voltage on ACB

EFS,

1392

Why is tan-delta test and capacitor measurement done on alternator?

TD Power Systems,

1676

Why MCCB is Getting tripped sometimes when there is no load in the Midnight ?

1381

why we store only dc in batteries ?

1 2143

why we dont store the ac power in battery?

TCS,

1 1957

How to synchronization will be done between two DGs ?

1303

what is pmu

Alstom,

1 2528

What is Tan Delta Test

Power Grid,

1 2027

What is the settings of distance protection relay in 400 kv line

Crompton Greaves,

1178

Whai isPCC and MCC Difference?

Pretech Plast,

1 1621

Why earthing is necessary for any equipment?

1163

How we can calculate the life of Lead acid battery

ABC,

1304

A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.

1334

How much current in 100 kva Transformer HT & LT side

1 1606


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)

1485


what is mean by dual digital protection in the relay field?

1464


1.25 kg of hydrogen are burnt with stiochiometric air, the mass of air in kg required is

1430


Write the force balance equation of ideal spring element.

768


How Diesel Generator start ?

1911






can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

944


Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

1180


wat is d diffr btw shunt coil and trip coil in VCB?

2340


What Should be the value of Vector Surge angle at Tripping and how to calculate it?

1582


How is the percentage impedence of a transformer fixed at design stage???

1493


sir, i am 3 years diploma course pass out candidate.what type of certificate can i got in marine service.

1443


we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input

1651


Can double compression glands be used with regular cables?

1642


1.what is difference between ATS & STS main use. 2.what is difference between ACB& VCB With symobles,and main partes, manimum range. 3.How many types of relays and main function.

5594


Hi, This is Laila. I am selected for syndicate bank interview. Could you please share your views and the questions asked if you have faced the interview My email id is laila_honey09@yahoo.com Please send as fast as u can.Thank You Thanks... Laila.

1625