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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What should be the Sandwitch type Al. bus bar capacity for 2 M.W.Gen. set, having continuous full load current- 3463 Amps,ambient temp.- 50 Deg. C., Required temp. raise-20 deg.C., it will run 24 hrs, 365 days on full load, required highly reliable.

2687

A separately excited dc motor having 2 ohm armature resistsance draws a current of 10A and torque developed is 20 Nm under rated field condtion. the speed of the motor under the rated field condtion , when it is connected to a 100V DC source and delivering 10Nm torque....

DRDO,

2 5518

Why substation battery room is coulered black?

1 4692

why Power transmssion voltages are as 11kV,33kV,66kV,220kV and so on only?

2 6153

Why in india freq. is 50HZ & in U.S.A. it is 60HZ?

MacLellan,

2 6914

why we use carbon brush in exciter&genrator?

ABB, SMC,

5 11966

what is the use of pmg in exciter?

3 8071

what will be d.g. capacity to cater together for 14hp A.C. load & 3kw lighting load

2006

why we multiply 11 in High Electric supply?(eg.11KV, 33Kv, 330Kv etc.)

3 7062

how is capacitor bank look like

2410

HOW TO FIND THE PRIMARY AND SECONDARY OF TRANSFORMER(IN OFF CONDITION) USING MULTIMETER? IS IT POSSIBLE FIND BY SEEING RESISTANCE???

Areva,

4 19806

FOR ELECTRICAL TRANSMISSION TOWER WHAT SHOULD BE THE MINIMUM HEIGHT FROM THE GROUND? AND WHAT SHOULD BE THE DISTANCE BETWEEN THE TWO CONDUCTOR?

1 7437

HOW TO CALCULATE THE WIRE SIZE FOR THE GIVEN LOAD?

5 9900

WHAT IS THE USE OF STARTER AND CHOKE IN TUBE LIGHT?

Siemens,

1 4857

calculation of lad carryinc capacity of 6mm2 cross section wire in 415 voltage circuit. What will be the amps.

MAHINDRA,

2055


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Why hydropower stations are preferred solution for meeting peak loads in grids?

1011


what is the effect of back reactive power on the generator ?

2210


What is the rating of a circuit breaker needed for 300 kv load in 33KV supply line of 33/415 transformer ? Whether 800/1200 amp vaccum circuit breaker can perform for a 33 KV line in input in 415 volt in output of the transformer ?

1668


what is the difference between 2 way and 4 pole selector switch???

2453


how to test the electrical panel.ht lt mcc pcc.

3782


What is Antipumping Function & If we have C.T how we find the Ratio ?

2033


WTA used cb?

1936


In EB metering we face problem kva jump even in no load condition.can any one help to control this

1845


How the over load setting for HT Motors calculated-provided in Numerical Relay

1822


I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?

2188


What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

1109


In MEP Services what are parts of STP and what are there function?

3556


Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.

2003


from which subjects most of the technical que will b asked for hpcl(electrical).pls help me

2004


Hoe do calculate the Cable size for Amps rating ?

2166