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HCL Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the difference between earth and neutral?

56 119871

why earth hole size is biggest in plug point?

22 28547

What is the difference between online ups and offline ups?

44 188668

How to calculate the size of the conductor for particular load

9 20422

why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer.

12 54498





why transmission line 11Kv OR 33KV,66Kv not in 10kv 20kv?

43 93808

In a Circuit how the MCB and Fuse ratings are calculated. And shall the fuse follws the MCB or it is otherwise?

16 77907

A 100 MVA transformer may be cooled with?

6 6720

what is the effect of power factor on DG supply,i mean to say what will the effect if we add capactors on dg supply.

4 4430

what are the main parts of UPS what is the function of that?

23 97578

how many earthing should need for UPS, where its connected

7 6766

can SMPS work in DC supply ?

10 16066

Why we choose 400kv,220kv,132kv,66kv,33kv transmission voltages for transmitting power. Why not other voltage levels.

21 46007

what we happen if 400 kvar cpacitor banks are on in manual mode and there is no load on mains ??????????????

7 5342

what is the difference between elcb,rccb,mcb.

8 34154

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Un-Answered Questions

How to vary the the amount of bandwidth you have available to you?

480


what are the different phases in delivering the project during development and maintenance?

3538


how many types of spped sensors n vibration sensors?their basic principle n connection?

1374


all ques. related to accounts?

968


In an ACB shunt trip coil and undervoltage coil operated normally( breaker open and charged). But closing coil not operating untill manually discharge and recharging. Any help.

547






What is the meaning of loop in transformer

482


How to testing voids of filled aggregate in bitumen mix design

730


which type of aspect you want from the student.

979


Programmable Logic control.

799


How to send the renewal quotes to the party?

727


Array base access faster or pointer base access is faster?

1174


Recently ibm asked what is tcode of sd cin?and what is the cond.type in cin?plz any one can clarify what should be the exact answer for this question?and if any one kind enough plz send me sd cin detail document in my email id nadnaps@in.com.

1172


How to create PRT master record?

648


what is meant by power and distribution transformer ?

822


1.Write a CRITICAL test cases for calculator ? 2.What is the difference b/w FRS and SRS documents ? 3.What is Component ? 4.What is object ? 5.what is the difference b/w static and dynamic descriptive programming ?

862






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