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Essar Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the diffrance between earthing and grounding...?

6 7291

In HT overhead line why should provide top conducter which is not connected whith insulater..?

3 4229

In batteries after completion of charging which colour gas is emitted from it?

2 2843

why we are not earthing ht cable at both the ends(sending & receiving end)?

5 9249

pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

1 3263





Please tell me 1 ton = How many Kilowatt (Electrical)

18 88591

WHAT IS THE DIFFRENCE BETWEEN EARTHED AND UNEARTHED CABLE (XLPE)?

6 28743

What is the Polarisation index value ? (pi value)and simple definition of polarisation index ?

15 70350

What is Earthing?

16 17198

why semiconductor fuse used in drive ,not ordinary?

4 13975

what is the formula for converting KW into KWH ?

3 4832

two transformer connected in parallel.tap change are different.if i want to on the buscoupler what happen?

1 2372

in 3-phase transformer which type of transformet is used in output side?

6 5753

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

4 7215

a 3 phase slip ring induction motor is wound for 4 poles on stator and 6 poles on rotor; when 3 phase balanced voltage source at 50 hz is applied to motor it will run at a)1500rpm b)1000rpm c)750 rpm d)zero rpm

12 12997

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Essar Electrical Engineering Interview Questions


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