Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the reason for using 110 volt and 60 hertz ac supply for using power distribution in America?

4184

What is use of reactor..how it is help ful in electrical system .....brief explain

3266

how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor

2930

how much value of resistance should connect to 15 kw, 6 pole 3 phase slip ring induction motor having RV-240, RA-42.

1511

What happen if in three phase 440 v , when you check voltage by testor it glows except one phase and in the same time when you check by multimeter it shows 440 v in any two phase.what will be the reason...

2933

how terminal voltage increases when load is capacitive (leading pf load)? (explain practically what is happening, not using phasor diagram

3191

Utility company give the supply to customer in KVA but bill them for Watt.why?

L&T,

4440

what is difference between neutral and ground wire?

TCS,

4389

explanation of mesh bus bars

1720

how many joint can done in HT line and what is life of the joint

1795

why generator efficiency is more in swinburnes test?

1790

If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

1759

what is real power and reactive power?

4121

how to calulate multiplying factor if meter ratio is /5 ampere and ct ratio is 100/5 ampere.(our supply is 3 phase 415 volts)what is multiply factor?

5350

Which type of questions well asked. ?

1339

Un-Answered Questions { Electrical Engineering }

Type of motor stater detail and working detail

1307

WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT

2751

sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.

1566

Why we specify TNC switch with 1NO 1NC ,2NO 2NC ? how we get connection.?

1313

what is differentila pilot supervision in the incomer control panel in the power station?

1667

I completed iti in2004 I was worked in A grade contractor can I get c licence

1306

1. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.

1807

what the Microsoft .NET framework is?

1532

What is pd controller?

689

What is milivolt dop test in Busducts? What is its significance & procedure to do the test?

1626

What is servo lock in CNC how they work and if any parameter for them in CNC machine

4862

what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network

3116

What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

1746

explain the process of commutation in a dc machine. Explain what are inter-poles and why they are required in a dc machine.

738

Could you measure voltage in series?

779