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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to make parrallal ups

1 2768

how make to Incident and accident report

1 3880

is there any pottential in neautral?

3 4718

what is the principle of dc generators?

CPCL,

7 9595

What are thermo couple cables and where they are used.

2 3698

HOW TO DO GRID EARTHING IN INDUSTRIES FOR A PRODUCTION BUILDING

Timken,

3 5353

what is difference b/w HT & LT and the range of HT & LT ?

AF, Schneider,

22 56776

what the purpose of data retrivala panel in substation

NCC,

1 3601

Going in for a three phase motor or a single phase motor, what factor should be considered for this? For eg., to pump water to certain height and such domestic applications, which motor is suitable?

1 2741

What is the type of electrical motor used in mining industries?

2 10161

Why sometime i receive GCU fault /Excitation voltage loss in my Generator Synch Panel .

1 2471

Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.

1575

Can someone help me in the Below Quest on Earthing 1.Types of Earthing and Recommended for what use 2.What is the Pit value /Panel N -E value should be or within limit for RP and UPS .

1 2929

what is the funda of earthing? Explain breifly about earthing?

IOCL,

5 8949

CAN ANYBODY PLEASE TELL ME HOW TO DESIGN A SERIES REACTOR FOR LIMITING SHORT CIRCUIT FAULT CURRENT??

1275


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

On what basis do you decide the ONAN (Oil Natural air natural) or Dry type transformer for a project?

933


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.

1217


Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?

1352


In parallel operation time both NGR’s close or not close if both close what will happen

3066


if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

832






If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021

562


can we synchronize star system generators with delta system transmission line ? and how ?

2143


what is ground fault in ACB?

1475


What are the three constants associated with a steady state error?

516


pls tell me function of closing coil of A.C.B.

2719


how does it help for selection of a transformer.

1188


what is the differation bewreen kwh & fundamental kwh in electronic trivector meters

1527


Under wat condition statcom operates as an inductor for the transmission line?

1262


What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?

952


Do Phase angle measurement have any application in freq/harmonics measurement? If so how?

1288