Electrical Engineering Interview Questions

Conventionally, capacitors are considered to generate reactive power and inductors to consume it,how??????

2737

in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

3819

we have 350 kva capcitor bank which is not showing KW. dose capacitor shows kW OR not.

3403

why do the core of transformer saturates???

3219

why do fans generally rotate in anti clock wise direction??

BMS, FIS, IBM,

8706

what is the formula of starting current of 3phase and 1 phase motor???

L&T, WFP,

1587

application s to shunt coil

1504

TRANSFORMERS WITH DC SUPPLY

1531

Transformers with dc supply

4119

How much load can give on 1600 kva transformer 11kv/440

15125

how to calculate the minimum permissible limts of insulation resistance of switchyard equipments

2998

how can get electrical c licence.now i am working in spining mill , transformer capacity 2750KVA. SANCTION DEMAND 2250KVA. PLEASE ADVISE ME . MY CONTACT NO 09944226823

1380

How can get electrical c licence.Now i am working in spining Mill , transformer capacity 2750kva. Sanction demand 2250kva. Please advise me . My contact no 09944226823

39520

I've descovered that when the earth wire in a domestic electrical installation is not connected back to the board (ground) a voltage of between 9-24v is is found to be present in the earth wire. When connected at the board there is no voltage - is this normal and why does it happen?

3721

In a Tap changing transformer where is the tap connected , is it connected in the primary side or it is connected in secondary side

18187

Un-Answered Questions { Electrical Engineering }

if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1364

What's the difference between non break power supply and non break non short break power supply

1035

how we decide scurt (disc) of insulator with respect to kv rating

2925

Write the programming software name for LG, SIEMENS,Messung,AB

1546

What are two contours of nichols chart?

629

hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

2472

how to fit 3 HP crompton gear motor with conveyor with the use of staring delta starter or ordinary starter?

1521

Explain the fundamental difference between emf (electro motive force) and pd (potential difference) ?

647

how can we select the type of wire.what factors we have to look on it , do we have some formula to calculate it. please guide me on it

1506

how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .

1752

what is differnce btwen lll and lllg faults

1519

why surge protectetor work explain with the help of circut diagram?

1536

where reactive power is used

1568

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

1481

Keywords: Die, Card, Coin, B/N 2 To 12

815