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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

whay is snubber circuit , why we are using snubber circuit in thyristor

NEPC,

1 3703

How to test the vector groups of 3 winding transformer & phase displacements

2 4628

what is the advantage of using 3 phase line rather than using 2 phase line?

Havells,

2 6407

need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.

1877

hi, could someone help me to find a control design for syncronising panel .

1785

how to calculate knee point voltage for pt?

Amec,

1 2662

HOW TO CUT A CAKE IN 8 PIECES IN 1 STROKE

3 6397

how step up transformer step up the voltage and what is the reason behind it?

3 5508

what is RFCT and Insulgard Relay & It's function?

2239

what is the function AND aplication of CBCT?

2 5572

When the load on the system is zero and Capacitor bank is on condition, is capacitor bank takes any load?

2 4541

hi, is there a difference in choosing bus bar for DC or AC ,,if there can anyone help me about. thanks

1 3665

Can 2 nos. of 1 ton split ac be used through a 20 am supply meter?

3 5355

why starter use to on a motor

Emco,

6 9653

what's the difference between ATS and AMF...??pls answer me in detail with its working principle and construction also..

3 23197

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Un-Answered Questions { Electrical Engineering }

How halogen & merquery lamp works.

2229

why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

2329

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

2043

What is the de rating factor of cable? What is the importance of the de rating factor in cable select

2448

What is slip in an induction motor?

1208

How to check the LM324 Ic

8530

how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 1993.WORKING IN PVT COCERN LT LINE.PLEASE ADVISE ME .CELL NO 9994786021

2009

How to use computer cpu ups use for home inverter circuit board

1842

trasnfarmaer core make

2018

How they LT panel busbar size choose

1742

what is the importance of Partial Dischage test for Electrical Equipments

1979

An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another

2118

clarify types of motor operated valves and advantages

1959

i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

1998

what is the calculation formula for motor starting torque,running torque, running torque.

1741

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