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Electrical Engineering Interview Questions
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if only one generator is running in droop mode parrallel with grid and suddenly grid breaker off what will happen? It will trip o/u freq or stay as it is? (urgent)

 10 11049

when a three phase motor in running condition consumes 2A in each phase,and if one of the phase gets fails what will be the consumption in other two phases

 4 4725

What is the automatic voltage regulator with servomotor?

Simbhaoli Sugars,

1399

PLZ EXPLAIN CORONA,SKIN,BIRD PALE,SPAN,SAG Effects of power cable.

 1355

I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field

 1294

in a large three phase induction motors usually the value of full load slip is

PSEB,

1 3223

why we are not earthing ht cable at both the ends(sending & receiving end)?

Essar,

5 11003

How the neutral earthing is connected in DG alternator

 6 15915

What will happen if supply to three phase motor is given wiyhout inerting rotor in it?How much current it will draw?

 5 5709

According to general circuit diagram of 1-Phase t/f , why the primary is not get short circuited ,even though the supply terminals both are directly connected through primary winding?

 4 3921

How can i modify the design of 3 phase induction motor to be as 3 phase synchronous motor??

 2 3047

how do you calculate IKW(consumption per TR) in HVAC?

Aircon, CBRE, Cipla, Clivet, Cushman Wakefield, JLL, Sodexo, Voltas, Wipro,

27 127913

what is high tension ? specify the range?

 3 5017

i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

 1261

what is L.T?specify the range?

 7 6054

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Un-Answered Questions { Electrical Engineering }

WHAT IS SPEC OF CLEANROOM MOTOR AND LIGHT FITTINGS?

1652

what is the difference between rectifier and converter and commudator?

1268

why i can not use thimble on capacitor duty contactor

693

why there using acb enclosure in big buildings

1300

how is capacitor bank look like

1742




what is difference between elr and R eartl realy.

1649

what is the difference between elcb and rccb ?

1572

What is the meaning of loop in transformer

1012

How to calculate pitch, gauge of winding wire, and No. of turns for 30HP, 3 phase, 4 poles 50Hz, 380V induction motors

1282

Why you are switching off arc protection mcb when you are taking shutdown for lv board.

994

What is the function of Governor in Hydro Power Station? What is the Function of Lightning Arrestor Voltage Transformer (LAVT)?

2126

In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil

1964

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

1721

What is different between Circuit breaker and Isolater?

1002

Why does amplifier gain reduce?

475

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