Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

WHAT IS IM (INDEX OF MOUNTING )IN MOTORS

L&T,

2002

explain Uninterrupted power supply detailed electronical operation with circuit diagram

Emerson,

1 6693

requirements for making parallel operation of Uninterrupted power supply

Emerson,

2 5636

What is the significance of 3.5 core cable ????

Intelux Electronics,

8 22456

as per standards how many neutral earthings and body earthings are needed.please help me

2 4655

arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 4444

what is the back ground of transformer working? applying voltage to primary and emf inducing in primary and secondary? how it is possible? please answer me with scientific approach?

5 6466

in industrial lighting in each circuit how many lamps can be given? and how much load can be put on each circuit? is there standard for this? please help me with the standard description?

3 5439

why use delta star x-mer in distribution system.

3 12553

What is ment by KVAR and what are the advantage&dis- advantages of KVAR

2 12253

What will be the current after disconecting the bus bar or cable before discharging ?

Sodexo,

2 5676

which type of amplifiers are used in multimete?

NTPC,

2158

How to measure the Harmonic Distortion of UPS ie THD?

MG Tech, NIC,

2275

Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

1894

Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

1941

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Un-Answered Questions { Electrical Engineering }

what is meant by star/delta voltages as 440/220 in a 3 phase induction motor, and why it should be connected on STAR IN 3 PHASE SUPPLY

2158

What is the main cause of magnetism?

2052

what is the difference between torque induced and torque load?compare them with respect to dc motor?

2239

how to calculate the power factor when instantaneous voltage and current has harmonics in it ?

1925

ult of expression 'document.FrmQF.myem

2032

What is resonant frequency?

1227

How phase displacement change in the over current relay coils.

2368

what are the industrail measures to over ferranti effect? how would the ferranti effect the power system if those remedial mearsure arent taken? how often does this effect occurs in real power system?

2100

Is there any standard guidelines/Criteria to design NGR/NGT.?

2807

is it value of power factor is more than unit. whats effects in the source supply

2044

What is the complete procedure of erection of electrical panel in industry

1827

What is the diffrence (Technical & Construction ) between CBCT & Normal CT?

1989

State the points to be considered for selecting a particular type wiring.

2012

how to control the speed to switched reluctance motor

1905

What is big transformer parts and their function ? Ty

2151

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