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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How to calculate cable size in HT AND LT

Apollo, JSKE,

1972

Ht panal kia hota ha?

1 2622

What is the Working principle of ELCB and RCCB?

Geo Miler, L&T,

1 2925

Why is the neutral point of a star connected winding of a motor not grounded?

1 3109

What is the direction of current flow in ct secondary...means if the current is flowing from P1 to P2 then what will be the direction of current flow in ct secondaryw

1844

How you calculating the 30 Hp 3 phase AC motor of power what size of cable is used for this motor?

Dhanam Enterprises,

1637

why we not use capcitor in Three phase motor ??

GOMS, Power Electronics,

2 3246

What is the difference between PT for metering and PT for protection ?

Dewan Cement,

3 10877

What does dny11 stand for?

Cenored,

5 8421

Ac generato how produce power I need for camplet defination

KCL,

1699

How to calculate the 2500 Kva Transformer losses Primary 11KV Secondary 415volts

Laurus,

1 4629

1)Explain why the cradle guard is used on railway crossing in overhead line construction?

5008

1) Explain why we don't link the two earthing system ht and mv on a pole mounted transformer sub-station.

1756

How to select the proper VSD to operate high inertial load

1686

what is the harmonics? which harmonics(fundamental and reference) is suitable for calculating capacitor bank and Active filter and passive filter? what is the 1st 2nd 3rd 4th 5th harmonics and effects?

1 2388

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Un-Answered Questions { Electrical Engineering }

The power factor of the fixed load is 0.8, now the p.f is varying from 0.8 to 0.5.

1942

i have interview in Pepsi company what type of question will ask please send the question and answeer

3412

can i able to get bhel previous exam question paper?

2063

What is the difference between rated and per unit in transformer?

2150

Hi friends, i m electrical engineer i want a cdr for migration purpose so anybody have information about this then send me on jayesh_ee88@yahoo.com.please try to me

1819

1.what is the reason for transformer and lightning arrester blast in 33kv system

3051

Difference between earthing & grounding.?

2087

Yazaki india pvt ltd interview questions qurey related

999

Define ampere

1239

what is the use of the puls transformer in UPS & how it works???????????

2176

What is polar plot?

1129

For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

2290

what is zinc diffusion?

2029

what is the interrelation between voltage current torgue speed and magnetic flux in case of different types of electric motors

2042

why does a dc machine has high efficiency while working as a generator than as a motor ..

1959

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