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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

i want to learn control schedule for 11kv panel? can any one send the detailed control schedule?

2388

can mini-curcuit supply MIL-tested transformer !

2097

what are the breakdown voltage rating of mini- curcuit'transfarmer!

2129

What is the recommended voltage gap between Live and Earth and ,Earth and Neutral.If these are exceded what is the solution.

2 14289

How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

2130

what are the main faults that occur in stabilizers? How they corrected and resolved ? Types of stabilizers ?

2043

which stabilizer is better ? AVR, Servo Stabilizer, Static stabilizer etc & why explain it

2822

How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

1906

iam working in power plant. In hot places tube lights are glowing at the end portion only. what is the reason for that?

1872

if we convert ampers into kwh or mwh ,which one formula use by us,pls tell me?

3 9652

what is the advantages of having in-built acvvvf (without seperate inverter in the control panel)in the drive system of elevators?

3333

i am working in automation feild my question is that how to find the KVA of transformer.

3 5926

how many types of ratings are there of transformer

Met Trade,

5 9601

How many types of lightings are there

ABB, Met Trade,

2 5116

What is the Polarisation index value ? (pi value)and simple definition of polarisation index ?

Essar,

15 79643

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Un-Answered Questions { Electrical Engineering }

75 kw motor take 45 amp in no load delta in star 10 amp but in load it will take 160 amp but IR velue of winding above 500 at 1kw ph to earth and ph to ph. what problem it should be?

3677

how many stairs have you climbed while you were coming

2147

Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?

1958

What is the function of attenuator in cro?

1159

What is domestic transformer? Draw the connection of domestic transformer.

2266

How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?

2648

What do you mean by screen of power cables?

1740

how to calculate the earth mat design in 132 kv substation yard ????

6185

What is the abbreviation of NGT panel

1995

i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.

1878

What is meant by reset level of the relay?

1162

what are factors to be consider in electrical installation like load factor,diversity factor .....

1773

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.

2625

what is gas turbine intercooling ?

2053

what are factors to be consider to design a HT & LT motor?

2285

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