Electrical Engineering Interview Questions
Questions Answers Views Company eMail

I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

1118

do any one help me to get "C" license,, i have doubts ,,, if mediators ter pls call me,, my no is 8056640042

1016

I have finish diploma electronics and five years experience in electrical field in ht service how can i get c licensce or other electrical certificate

1153

How can get C license i am complete I.T.I electrician trade and 10 years experiance this field and i complete the dee from ksou by distance mode of this year.ksou means karnataka south open university but i want Tnelb license

C License,

2 9607

Which circuit breaker arc quenching time is low AC or DC breaker?

Deltech,

1 2811

If ac voltage applied to the field of dc generrator the output of dc generator ?

SSC,

1 3867

What is the difference between type1 and type2 relay protection co-ordination for motor feeders

DAE,

1738

How to set the relay,,??

Megatron Solutions, Nestle,

1617

Can be ammeter and voltmeter used without CT? if not, what is the reason for that?

Elektrotek, Toyo Engineering,

3 3898

For 280kw power. Which cable I can usr

Clean World, TCS,

3 3370

What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

Jindal Steel and Power,

2277

Whats the purpose of neutral earthing?

Electrical, Hindalco, TCS,

5 4527

how to find the Motor,s insulation Power?

Gourmet Group,

1201

Why we check only first column of root locus..?

IES,

1 2088

1000kva = how much kvar

3 3176


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Un-Answered Questions { Electrical Engineering }

what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?

1880


What is meant by derating factor?

658


How do the synchronizing lamps indicate the correctness of phase sequence between existing and incoming alternators?

1553


What are the conditions to be satisfied for parallel operation of dc generators?

614


What is the emf equation of a transformer?

658






armature is that part in which current is induced since in dc motor we supply current to the conductor so why we call it armature?

1411


234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

1733


How many types of electrical earthing are there?

643


what is the significance of tan&delta and how it performed in power transformer

1417


On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?

3586


Pls mail me utility & Dg related question with answer

1401


For a stable system, where should the poles of a system be in a root loci plot?

721


My question is abt backlog.I had dropped one subject in my second year, and completed this subject in the 3rd attempt, so how many backlogs i have got?1 or 3?plz sujjest the answer as soon as possible

1584


what is lumped and distributed elements?

1532


Can we convert off line transformer to on line transformer

1466