Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

HOW TO DRAW THE VECTOR DIAGRAMS OF A Dyn 11,YdN 1 transformers?

6225

What is meant by Creepage Distance in Insulators?

Areva,

2 6967

why the alternator rating in kva generator in kw.

2 5551

what is vector diagram in three phase transformer

1 6913

what should be the value of helathy insulation b/w two cores of LT cable.

2 4516

low voltage means how much voltage? extra low voltage means how much voltage? medium voltage means hos much voltage? high voltage means how much voltage? Ex: low voltage - 1volt to 240volt like this

3 7732

What is the difference between RCD & RCCB, Where it can be used

3 8417

what is the ckt diagram of a tubelight and is it the simplest ckt of electrical engineering and also the component?

2389

can we done C.T.sc at output? if yes y,if no y?

3 5293

what is the difference between UPS and INVERTER?

Techno Engineering,

5 10179

how much flux density of CRNO core

2997

how can we test the polarity of a 3-phase transformer?

2 12265

which bulb is greater iluminited, 60w and 100w are conected in series?

2 6024

Why the bypass and blocking diodes are used in solar modules?

1 4106

WHY AIR COMPRESOR IS STARTED UNLOADED

3 7506

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Un-Answered Questions { Electrical Engineering }

Please define ampere?

1123

If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?

2311

Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

5397

WHAT IS LOAD CELL

2150

Define delay time.

1083

if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .

1666

what is the difference between b c d curves on mcb

1808

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

3738

How can we choose the rating of submersible motors

2636

In the magnetic fluxes, what is the role of armature reaction?

1157

For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.

2138

how to produsing geretor power

2209

What happens if the series current double?

1476

what are all types of cross section in AC cables?

2299

why h parameter are called as hybrid parameter?

1976

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