Electrical Engineering Interview Questions
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I WANT YHE TECHNICAL AND ELECTRICAL SPECIFICATIONS OF 2x4MW 11KV 2x10MW 11KV 2x25MW 11KV 2x100MW 11KV HYDEL POWER PLANT i.e PROTECTION SYSTEM,MONITORING,CONTROL SYSTEM,GENERATION,SYNCHRONISATION,METERING PLEASE SEND THE DETAILS TO MY MAIL ID SPRAVEEN_222@YAHOO.CO.IN

779

Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

HCL, Reliance,

821

how can we decide where we have to DYn11 or other vector group transformer

BSL, Knight Frank, Security Printing and Minting Corporation of India Limited,

4 23778




What is polarisation index value?.(pi value) Simple & brief definition of polarisation index?..

7 12512

What is the field weakening mode of a ac motor?

L&T,

1 1098

Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB

1480

What is an Air COmpressor

DLF,

959

what r Grid stations?what r there role.Explain in detail

1 909




explain how the power is distributed from a power plant to a consumer.explain step wise in detail

1 2473

what r substations?what r there work?why voltages r incresed and then reduced during distribution of power

693

The transmission does not have options: a)Partition noise b) Flicker noise c) resistance d) Short noise and reason

1178

* Signal transmission in sky wave propagation is due to ? a) Reforction of wave b) Reflection of wave c) Pierus through Inosphere d) None and Reason for this is????

2 3678

Single line diagrams for star to delta and DOL starters.

1018

what is bus duct and what is differance between bus duct and bus bar

6 35132

in gen traf what is ONAN , ONAF , OFAF and DYN

3 6431


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Un-Answered Questions { Electrical Engineering }

where lt & ht capacitor used

846


How will you justify IR value and Charging voltage of any motor,transformer and Cables.......???? . . . . . . . . Plz tell me any body Baljeet Singh, engineer_89@refiff.com

703


IF alternator SCR value will be high means what happen in alternator efficency at operating power factor of 0.8

2571


define superposition theorem thevnin theorem ,norton theorom?

950


Can you please explain creepage distance in detail, for a 6.6kV cable head what must the distance be and how do you determine it?

1265






hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks

712


I want formula to calculate current loss with distance in km.I searched many sites but didn't right answer.Plz reply me

787


what is the advantage of connecting capacitors in delta than in star?

831


What is difference between start imitation and start interlock for 3 phase motor protection ?

959


What is the difference between the impedance percent and impedance voltage ?

988


1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

698


which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

862


Whata are the types of Cables?

737


hi, could someone help me to find a control design for syncronising panel .

572


ROC converges if poles and zeros lie inside a. Origion b. Z=1

758