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L&T Electrical Engineering Interview Questions
Questions Answers Views Company eMail

if a.c supply is given to the motor,, what happen?

1195

what factor is necessary during design of HT & LT MOTORS.

2 4643

In Plug used in house,Why Earth of the plug more thicker & deeper?

8 5750

Why corona takes place?

4 3766

what do you mean by the "bay" in a switchyard? how to determine exact number of bays in a substation?

8 50841





howmany insolaters needed in 66kv line

9 15832

why the transformers are rated in kv not kw?

6 5543

what are the duty ratings in DG sets?

1 3573

single phase can run in PVC conduit. Three phase can also run in one PVC conduit. But two phase cannot run in one PVC conduit. WHY? reply plz....awaiting your answer.

8 12010

1.why ACB is not connected in HT side what Happens? 2.how much voltage maintained in ACB breaker? 3.OLTC is connected in primary side in case secondary side connected what happened?

3 6115

1.how many types of relays? 2.difference between ATS& STS?

1145

Ns=120f/p. what is 120?

10 81322

why transformer rating is expressed in kva.

4 7206

Earth Is a very good conductor or very good insulator.? If a good conductor then why current donot flow through small piece f earth and if a good insulator then why we use it as return path in lines.???

6 28933

what are the sections in a high voltage system(eg:incomer,buscoupler,isolator

1 3244

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L&T Electrical Engineering Interview Questions


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