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Electrical Engineering Interview Questions
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A 3 phase motor, 440 voltage, induction motor. If we take out rotor from motor and if we give supply 440 volt to stator then what happens?????

 20 18394

difference b/w bus bar and tie line?if possible explain with eg:

 2 7648

what is a relation of energy in electromagetic field

 1 3080

To avoid arcing what we connect in earthing.

HAL,

4 8404

At present how many HVDC lines are there in india

HAL, Infosys, KSEB, Kuntham,

18 82204

How many no of flip-flops are required to get 16 bit counter

HAL,

10 22900

HOW DO YOU PROVE THE HIGH VOLTAGE CABLES OR BUSBAR IS DEAD EVEN AFTER IT IS DE ENERGISED

 6 13219

what happen for input voltage output voltage input current output current and kva if we increase primery winding in transformer?

 1 3476

How we find the size of cable if we know the current

Gemscab,

2 21648

depending on what we can choose the rate of mccb considering that we know the total load

 2 5648

What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.

ABB,

2150

WHAT ARE THE DFT AND RMS MEASURMENTS PRINCIPLE IN NUMERICAL TECHNOLOGY OF POWER SYSTEM ?? WHICH IS BETTER IN WHICH QUANTITY MEASURNMENT??

 1 15527

what are the types of Distribution transformer vector group please explain

 7 20723

What is the acessaries distribution transformer ?

Bhel,

11 15066

why causes the burnt of AC Electrical Motor ?

 9 36308

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Un-Answered Questions { Electrical Engineering }

what type of motor used to move a 1 ton gate? and relate ratings with load.

1332

How may I enrol or get admission to your program?

1457

What is meaning of out of phase (making & breaking) capacity And how to calculate

1608

what is the difference between RMS & TRUE RMS VOLTAGE

2385

Can anyone tell the proper diagram of star delta starter????

1455




how to test reverse power trip?

3863

What is the basic of DTH.

1854

In synchronous motor, how the field current is related to armature current..i know its inversely proportional..but concept wise...i was nt clear....pls help me...

1560

What conditions are required for transformer to operate at low frequencies ?

1509

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1386

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

4920

what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

1765

I want d.g.set our company

1310

How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

1661

Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

1170

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