Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What do you meant by slip power recovery?

PSEB,

1 5914

Give two basic sprrd control scheme of DC shunt motor.

2 3491

What are the advantages & disadvantages of a group electrive drive?

930




What are the advantages of individual drives?

Suzlon, A1 Electricals,

1 1573

What is plugging as applied to an induction motor?

3 23662

Define heating time constant of electric motor.

3 16899

why does chattering take place in ac contactors? can it be avoided & what care does the manufacturer take to eliminate this phenomenon????

10 43591

what will happen if the bus PT fuses are accidently removed from the circuit in 6.6kV feeder?

1 3307




why is it that the HT motors & motors having very low kW rating(<1kW) have windings connected in STAR, whereas the motors having in between kW ratings have DELTA connected windings??

5 6242

which are the criterias needed to select the kind of neutral earthing(solid earthing,resistance earthing,etc.) at various voltage levels in electrical distribution?

743

How maesure earth neutral value & how much maximum value value required in between earth & neutral.

NEC, Bellsonica,

860

How does ELCB work when exist earth foult? and How does RCCB work when exist earth foult?

1 7324

THE 40 MW OF POWER FOR 220 V III PHASE POWER CONNECTION REQUIRES HOW MANY KVA POWEER REQUIREMENTS

Chartered Accountant,

7 5661

what is intermediate switch

1 1982

In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?

788


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Un-Answered Questions { Electrical Engineering }

calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.

2237


WHAT IS MOBILE SUB-STATION? & REALLY BENEFIT IN INDIA

868


Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?

222


what is class of SPD and dittels of all class ?

812


what happens to the supply voltage if there is any change in frequency?

4179






what is meant by 3rd hormonics ?

668


how to apply b license to c license in tneb

487


What is the effect on 3phase induction motor if current setting knob of DOL kept at minimum current?

2109


1.what is mean by 8/20 micro sec waveshape

873


Dear all, i completed M.E(Power Electronics & Drives) 2011 passed out having 78% so i need job in core side but i don't know how can i receive the calls from electrical companies and i uploaded my CV in naukri, times jobs etc.. In that iam not recieved any mails from good companies so give me best procedure plzzzzzzzzzzzzzzzzzzzzzzzz..... Thanks, K.Linga Reddy Email-id:-lingareddykmthm@gmail.com Ph no:-08015402078

643


How to measure power in 2 or 4 or n phase circuit? Please give me a formula.

697


What type of wiring series or parallel is used for conventional and addressable type FAS & why?

658


How to test IR testing & magnetic balance test

771


dg earth connect only in the amf panel or not why

791


how to check avr of dg set of 125kva

1251