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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 12024

what is the contact resistance of sf6 circuit breaker??

2 7917

what is the contact resistance of vacume circuit breaker??

1 4076

what is the contact resistance of Air circuit breaker??

1 4761

How check proper electrical earthing of machine.

DRJ ARDE,

5 17118

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 5588

how open delta PT works & what is its construction?

2250

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

1996

what is the use of Reactive power in power system?

3 9846

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 8820

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

1970


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

What is the source of dependent source ?

1886


Hi Friend I am used multimeter to measure the voltage between R Phase(SS1) to R Phase(SS2). In SS1 is connected with UPS loads. But I am getting voltage between these 2 R Phases. Please give some idea friend

2093


Can any answer me ,What will be the range of C.T coil for L&T energy meter EM301 used for 180 kva DG set

2198


why swityard is necessrry requirement in any bis power distributin systems?

2376


What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

1102


How to determine the breaking capacity such as break down current and break down voltage for VCB and CT's.

2197


why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?

2795


In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc

1890


We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?

1645


What is a copper loss or i2r loss pc?

1150


how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters

1610


why ahould you show client/engineer activities clearly on the project plan

2780


my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

1922


10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)

2680


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