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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is ground clearence in transmission system.is it varies wit conductor size,height of poles,span.

1 2364

what is bus PT ?

3 3802

why v use only sodium bulb or orange color lights on streets, y nt CLF OR TUBE LIGHTS

3 3455

if u want to buy a motor than what will be the configuration of that motor?

2 2858

excitation limit of an excitor

1133

what is excitor response of an excitor?

1 2290

Can a transformer be used as voltage or current amplifier?

BPDB, REB, Riaz,

3 6078

Describe the test procedure to determine the vector group

MPSEB,

1194

Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

MPSEB,

1231

Describe the test procedure to determine the vector group

MPSEB,

1076

what happens in the primary side of the transformer if transformer is short circuited first and increasing the resistance of the short circuit gradually?

Emerson, IIT,

3 6152

what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually?

IIT,

1531

what do you mean by class PS CT and what are technical details needed for calculating it?

1124

What do you mean by class of CTs and what is the meaning of cl 1.0, cl5P10, cl 10P10 CTs?

3 9264

why is control bus bi-directional?

1264


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Un-Answered Questions { Electrical Engineering }

Why can't we parallel Voltage transformer secondary circuits?

533


what is meant by brushed alternator & its working principle ?

1151


Following test should be conducted to find out relative polarity of transformenr terminals A no load test B back to back test C phasing out test D none of above

1267


What does bode plots shows?

247


i have flexible wire. size of conductors is 0.190 mm & no.of conductors are 48. then size of wire comes 1.37 sqmm instead of 1.5 sqmm . the what is tolerance for this size.

952






is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

1010


how to deside the capacity of chock for drive?

1188


What is servo motor? what is its purpose?

1191


What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

818


How many turns are there in primary winding? (In Transformer)

831


Tell me all plants load factors i.e which plant operating on which load?

1183


any application of back emf

1218


what is rocking arrangement in arc heating

1278


In AC if the direction of current keeps reversing every half cycle, how does it propogate through the transmission lines?

1232


what is current check gurd relay?

1507