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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

132 KV TRFO BUSHING CT BURNT WHEN A 6.6KV HAS BEEN APPLIED TO IT .WHY .ANY REASON ?

vguard,

3 7574

why is only third harmonics is dangerous for electrical equipments?

3 12025

what is the contact resistance of sf6 circuit breaker??

2 7918

what is the contact resistance of vacume circuit breaker??

1 4076

what is the contact resistance of Air circuit breaker??

1 4762

How check proper electrical earthing of machine.

DRJ ARDE,

5 17122

How check electrical motor winding.

DRJ ARDE,

4 10332

BRIEF ME CHECKING PRCEDURE OF BATTERY 12V 26AH

DRJ ARDE,

1 4291

are induction motor have poles? yes / no , why?

3 5594

how open delta PT works & what is its construction?

2251

is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

1998

what is the use of Reactive power in power system?

3 9851

What is the comparision (advantages / disadvantages) of 110V, 60 Hz system to 230 V, 50 Hz system.

2 8781

A dc motor running on dc drive whose input is 3ph AC what will happen if we change the phase sequence of dc drive for e.g (R Y B) is connect as R B Y, will the motor run as same as previously running before changing phase without any effect

4 8823

Why corona leads to production of Ozone and glow of the color VOILET?

1978

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Un-Answered Questions { Electrical Engineering }

what is the function of bearing in dc mchine" and where it is placed

2593

how to failure indution motor insulation & how to improve heat in motor insulation

1888

11 kv input, 66 kv input advantages

1394

what is the meaning of neutral displacement ???

2746

hi, could someone help me to find a control design for syncronising panel .

1719

HOW TO CALCULATE THE VT SIZING?

3147

what is the id1 & id2 setting in differential protection relay of CSPC?

2793

Why CBCT rating is 50/1A

2859

Why a tesa lamp is glow between two phase?

2009

Is there any guideline say about display of earthing value near to earth pit

1203

how do you choose the cable size as per amps rating & the voltage drop for the same.

1785

Which type of motor is used in trains, what is the rating of supply used explain working principal?

1292

how to differentiate a mpcb,mcb with a contactor? Explain their working operation

2222

what is rocking arrangement in arc heating

2138

Why colled 440V to 3-phase supply.

2150

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