Electrical Engineering Interview Questions

What is the required bending radius requied at the time of cable laying?

4325

Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

8630

How are harmonics produced in AC machines?

6546

How star and delta connections inherently eliminate triplend harmonics?

2232

IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace.

3300

Does the total power means fundamental plus Harmonics?

3512

Does magnetomonopoles exists? one maxwell equation strongly suggests no, but how about their existance in plasma?

1466

can u please mail me the syllabus for GET exam for damodar valley corporation?

1588

why our indian system choose the 230 volt for single phase&415 for 3-phase voltage,in forign side 110 volt is used what is the difference

18919

what is the formula for calculation of sac?

TCS,

7149

what could be the possible reasons for copper cable to have low insualation?

2582

do we use links in a dc circuit?if so what s its use in it?

1486

what is the right method of laying cable tray if we are using EOT crane in shed, better is below or up

1921

what is the difference between synchronization and paralleling?

BARC,

39115

what is doubling factor in making current of a breaker?

BARC,

1549

Un-Answered Questions { Electrical Engineering }

Please send 110 kv sb station full single line drawing(sld)

2052

What is core CT & it's function?

1728

pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..

1551

what does mean of RCT and STR in diffrential CT?

3756

What is the meaning of Insulation H for transformers????

1602

Inductor and capacitor........power in one phase and ...... in it another phase.

1591

How to set the relay,,??

1617

1931

why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

1512

What is ST and specify its range of voltage.

1496

While testing a ZCT what parameters have to check or measure?

1881

1706

A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

2107

What is the permissible maximum flux density in transformer core?

719

why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

1357