Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why 6.6,11,22,33,66kv? what basis they have considered?

5 4190

HOW CIRCUIT BREAKER RATING CALCULATED?WHAT ARE THE PARAMETERS CONSIDERED?

5 12205

Wat is da difference b/w neutral earthing and unearthed system?

2 3172




what is the purpose of NGR?

Assam Electricals,

25 79302

what is residual current....

1 1957

what happen "when Dyn11 is parallel operation with Dyn1"?

9 10741

Grid fault level [KA]?

1170

Earth Resistivity

2 3340




on what priciple transformer works on?

5 3669

how to calculate the capacity of the AC motor

TATA,

1 3445

RATING OF LIGHTENING ARRESTER FOR 11 KV LINE IS 9 KV BUT WE KNOW THAT LIGHTENING ARRESTER IS USED FOR OVER VOLTAGE PROTECTION SO WHY NOT THE RATING OF LIGHTENING ARRESTER BE MORE THAN 11KV ???????????????//

Hakel,

5 36282

what are the type of motors

3 2956

I have cleared IOCL written exam(Electrical). My intv is on 6/9/2008.can anyone guide me & tellme abt intv questions.

IOCL,

5 4871

how dc ct works?

3 3991

what is the difference between inverter and ups & what is the earth resistance for ups , if its high why so

3 4180


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Un-Answered Questions { Electrical Engineering }

how invertor convert the dc into ac give brif detail

596


WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.

588


what is model question rrb junior engineer electrical gr.II

646


Hello to all, Please someone can send me HPCL ELECTRICAL Engg. Sample papers to me? Its urjent....my email address is.... raviasiapacific@gmail.com

715


sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"

497


my diploma certificate in my higher education college

230


I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.

772


I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

2301


What consists of 2 or more thermocouples to be connented series?

457


1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?

547


An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm

848


what is the profesional board for electrical engineer what is thepast and during construction for electrical engineering

600


How to calculate impedance volt in Transformer?

624


Write down the name of 2 lady Bir Pratin of Bangladesh

504


which types of relay used in acb and vcb?

1135