Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how we can produce negative DC voltage ? please explain it .,thank u

1 1920

what is the standard values(Megger test) of resistances between L&N,L&E and N&E for a system on IEE regulations?

1661

WHAT IS DIFFERENCE BETWEEN MANUAL CONTROL AND MAGNETIC CONTROL AND STATE ITS ADVANTAGE /DISADVANTAGE

Siemens,

1582

what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?

CESU,

1 2486

why current flow throgh conductor.

2 4121

what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?

1 9090

what is spill current?

Adani, NPCIL,

4 38223

how flow current in 220 kv line to line

NLC,

1543

Is there any problem if i connect APFC panel in generator circuit

2 5374

how to select a breaker (MCB,MCCB,ELCB) for 18.5 kw, 3 ph. 480 v, 60 hz induction motor?

4 34149

how to synchronize 4 nos. of diesel generator sets of different capacity (kva)?

Bhel,

7 23360

what will happen if we use cylindrical conductor instead of flat cu conductor in transformer

Crompton Greaves,

2 5326

can anyone show me how the 3 phase power is supplied to socket outlets?

Bhel,

1508

what is tertiary winding in transformer?What is its purpose?

Bhel,

18 100669

Why we are going for converter transformers for DC drives application instead of distribution transformer?

1446


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

how to get bearing & winding temperature of an induction motor?

1468


What is thresh hold value of current?

1603


why don't we use the generator as a motor? and what will happen?

1410


A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?

680


why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)

1478






what is the maintaining Cf in UPS.

1739


What happened when voltage will half value of current ...

1123


How to minimize the eddy current losses?

641


limitation of conductor height on ground when we consider EMC

1500


If UG power cable both ends are to be earthed or what? If not why?

1504


what is the role of energy meter in distribution system ?

677


Why can't we parallel Voltage transformer secondary circuits?

973


Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

1573


how to calculate earth fault relay current and CBCT ratio

7790


What does ampere turns shows?

662