Electrical Engineering Interview Questions
Questions Answers Views Company eMail

WHAT IS THE SETTING OF OVERLOAD RELAY AND UNDER VOLTAGE RELAY IN PERCENTAGE?

2 5807

what is the setting of locked rotor in HT motor ? (answer expecting in percentage)

1843

How we connect capacitors in Fixed Series compensation of AC transmission lines. Whether in parallel or in series?

3 5201

How do we calculate tranmission line losses of a 132 KV tranmsission line. Please give some quick tips?

2 5900

in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?

1494

We have 2 no. 4MW DG set. and GEB supply. But, we running, only 1 DG set. when we done APFC/Power factor setting : 0.90, then winding temp. Low. but when setting done : 0.83, then Winding temp. increase. WHY Why ? ? ?, plz give me answer.

4 5638

how can calculate static 3phase 4wire CT & PT operated energy meter constant when calibrating using refference meter suppose we have 11kv/110v PT and 30/5A CT, the meter constant is 160imp/kwh, where meter is showing MW energy? give me solution which constant i feed in my refference meter for calibration of energy meter?

3 20764

what are the different functions of mccb, rccb / elccb ?

2 7743

what is vch ?

CTS,

1 3144

What is load boxes ?

AMIE, PEPL,

1630

Please provide me detail cable voltage drop calculation

1 4244

how to calculation increase power factor for single phase

1855

how to calculation increase capacitor,increase power factor for three phase.

1674

What is basic fundamental for choosing NGR or NGT for any generator neutral grounding

EDF,

5 35949

Can we connect more than one NGR at a time of different rating of generators. what is advantage or disadvantage.

2 4983


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

In CTs tan delta point should be earthed , what is the reason behind it?

2562


what is the need of starter in tube light and what type of starter is used in that?

1555


1.Can we use 6.6/11KV 300sq mm xlpe 3core cable for LT use (415 Volt). 2. If we use it for LT then what is the current rating

1263


given data are load current & power factor cable core size? plz any one update the calculation formula

1433


Dear all, i completed M.E(Power Electronics & Drives) 2011 passed out having 78% so i need job in core side but i don't know how can i receive the calls from electrical companies and i uploaded my CV in naukri, times jobs etc.. In that iam not recieved any mails from good companies so give me best procedure plzzzzzzzzzzzzzzzzzzzzzzzz..... Thanks, K.Linga Reddy Email-id:-lingareddykmthm@gmail.com Ph no:-08015402078

1445






Motor,transformers,capacitor tubelight etc....

1255


What is class ab operation?

669


An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.

7059


magnetizer priciple

1614


WHY DO VOLTAGE TRANSFORMERS FAIL DURING EARTH FAULT IN THE DELTA CONNECTED 6.6KV ELECTRICAL SYSTEM

1587


66kv under ground cable how to layaing in ground any special case two ckt r runing

1585


What is cathode ray oscilloscope (cro)?

705


DG SET BLOCK DIGRAM

1842


why sielent pole is used only in hydro generators and not in turbo generators

3419


how to measure dc earth leakage current?

2629