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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

in case of transformer the power factor is depend on input or the output

1 3045

How much DC or AC Current that a Human Body withstand for Electrical Shocks?

Suzlon,

4 23297

Why insulation layer of a High Voltage cable is more than a current carrying cable?

 3 4435

How many types Switchgears?

 4 10377

what is the working principle of induction motor

 2 4242

i want to estabilish an loss energy storage system,such that it can store electricity lost during the transmission of electricity in conductor,so that this system stores energy lost during transmission and supply it to street lights during night

 2 3337

armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?

APTransco,

1638

different between horse power and break horse power

Allied Group,

2 4498

Why L.T.Cable voltage rating is 1.1kV,where as system voltage is 0.415kV?

HCC,

1895

what is the difference between RMS meter and normal meter

TATA,

3 4848

what is busbar. how many types of starter.what appartus will be used to improve voltage.what is the function of starter.what is b.h.p.what material is used for earthing.

 1 3267

can we connect 2.2kw star motor in delta passion?

Zuari,

1 3625

what is the different between rms and average value

Finolex, TATA,

1 4357

all interview questions with answers of ntpc (2000-2009

Hetero, NTPC,

1776

what are advantage and disadvantage of zener diode?

Infosys,

2 51308

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Un-Answered Questions { Electrical Engineering }

Dear sir, I have completed DECE in the year 1995. I have work experience in HT and LT LINE more than five years. Now i am doing BE in EEE from rajasthan university. After completion of BE,can i apply "C" Licence sir? Please reply.

1494

why we use single core 630mm2 cable for transformer secondary side

486

What should be setting for alarm,tripping and cooling fan on for power transformer's oil temp. and winding temp. indicator?

1461

why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??

1532

how can we change the polarity of Alternating current rapidly? how frequency of ac can be controlled and changed easily?

1580




why we get 2 differnet values for power factor in 2 watt meter method in 3 phase

1373

how to select electronic timer(Star-Delta) setting for diff. rating motors

1458

what is the stear deltaprinceple?

1413

When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

747

please send privious years question papers of jindal steel and power ltd.My e mail id is rajanikant.sngh@gmail.com

1641

what is the difference b/w UHVDC and HVDC(LIGHT)?

4847

PLZ sent the previous year question paper for GET in NHPC on my EMail id ppshanker@gmail.com

4935

what is upper impedance and lower impedance of a distance relay

1595

How can we calculate the motor frame sizes?

2918

What are different types of control systems?

743

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