Electrical Engineering Interview Questions
Questions Answers Views Company eMail

defination of static variable compensator

1 2429

definition of transformer

10 6867

defination of transistor controlled series capacitor

1068




KVAR Kilovolt-Ampere-Reactance

2 2130

what is the difference between concentrated winding and Distributed winding in motor?

TCS, BSL, Infosys,

7 38675

what are the energy savings methods that are existing in coal based power plant?

1 1821

we have 1000 litre water tank,it located at 25m hight from ground level,the water level on 10m below from ground level.for fill the tank within 1 hour,how much of motor rating(HP) want to select?

758

What is mean by PID controller? And what is its Long form?

Jindal,

9 22539




In AC Drives How can change & control its output Frequency?

Jindal,

5 4538

What is Difference Between Induction Motor & Servo Motor

Jindal, KTTM, Kirloskar, Toyota, Star Technocrates,

31 78384

why ac supply neutral should earth not in dc (-)

2 2694

110 KW MOTER DOL STATER 240SQ.MM CABLE MOTER AND STARTER DISTANCE IS 110 METER WHAT IS VOTAGE IN MOTER END AND SYSTEM VOTAGE IS 415 V HOW I CAN CALCULTE

2 4667

What is Biased Generator Differential Relay?

2 4819

what is interlocing and what is the purpose of this?

L&T,

4 4318

what should be the minimum rating for using HT Motors?

BSL,

1 3366


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Un-Answered Questions { Electrical Engineering }

What is open delta Xformer? It's adavntages & Use?

911


how external lighting design? please give examples?

710


What is Load sharing of Transformer ?

780


What is Antipumping Function & If we have C.T how we find the Ratio ?

736


in star-delta tranformer,if the input of star connection is 400/7v 3 kva then what is the output of delta connection?

886






draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

708


what is allowable ac mixing in dc

802


why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.

750


What is reactance, reluctance,capistance, pls give answeer in hinglish and be simply Jo asani we smajh m aa jaye

610


According to underground cables a) stress b/w sheath & conductor is high b) inrush of core & conductor

817


Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

800


State the points to be considered for selecting a particular type wiring.

794


how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)

1007


in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly

966


how much allowable resistance that can be difference in motor all coils?

1038