Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the basic diffrence between Electronics & Electrical engineering

13 9732

Why we use Carbon & graphite mixxed brushes in the DC motor?

6 12370

If carbon brushes spring tension either loose or tight, what happen on Motor performance During Full load Operation?

TATA, HP, Electrex,

5 5831




Why in DC drive u r using in Klin operation in Cement Plant?

7 15035

Why use prefer Dc drive in place of Ac drive for kiln Operatio in Cement Plant?

Orient,

4 7705

why do we generate only 3ph ac?is it possible to generate 4ph,5ph,....?

Reliance, Bhel, Accenture,

6 10254

who invented electricity?

L&T,

20 12243

during positive and negative half cycle of ac supply what happenes in the load?

Wipro, Siemens,

1 3779




why do we generate sinusoidal ac?can we generate some other waveforms by alternators?

Siemens,

11 10553

What is the unit of vaccum?

Manhattan,

14 9932

Why Hg means mecuiry used in vaccum mesuring unit?

Manhattan,

2 4236

Do you know how to measure the earth resistance?

Manhattan,

7 9443

whether a separate starter is used for a motor while it is connected to a vvvf panel?

2 2919

What is Torque Vector Control in VVVF Drives?

Schneider, PEL,

6 11383

what is the use of choke on tube light fitting

TCS, Bhel, HSBC, Dharma,

37 56841


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Un-Answered Questions { Electrical Engineering }

i am studying in final year can i allowed for 23rd UES of Indian army

869


what is the differebt between ac and dc fuse?

997


what is a pilot wiring and whys that called a pilot wiers

593


my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.

803


1.why we are using blocks in withoutgaplightning arrester 2.why we ar using bushing in withoutgap lightning arrestor

658






what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.

787


what is meant by flywheel and its role in retardation test

971


What is meaning of out of phase (making & breaking) capacity And how to calculate

911


Explain and give examples about VCB?

2014


can u give me a brief idea about power line carrier communication ??

640


wish of these transformer uses oil?

454


what is the purpose of high speed earth switch in gas insulated substat

1695


How i can decide that HVDC line is best for transmission.

742


State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

1230


STATE USE OF ARC RUNNERS & SPLITTERS ?

657