Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to make parrallal ups

1 1999

how make to Incident and accident report

1 3057

is there any pottential in neautral?

3 3287




what is the principle of dc generators?

CPCL,

7 7402

What are thermo couple cables and where they are used.

2 2557

HOW TO DO GRID EARTHING IN INDUSTRIES FOR A PRODUCTION BUILDING

Timken,

3 4038

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

Schneider, AF,

22 47745

what the purpose of data retrivala panel in substation

NCC,

1 2500




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 1925

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

2 8399

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

1 1664

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.

987

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 2077

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

IOCL,

5 7296

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

735


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Un-Answered Questions { Electrical Engineering }

What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

143


# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

864


Graphs of measuring power and speed on dc motor

709


working principle of AC Servo Motor with its construction

7478


where lt & ht capacitor used

888






why we can stote dc? why we cant store ac?

849


hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

847


what about electrical pannel.? What is meant by plc pannel.?

1129


I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

1652


All the socket in a room become very hot, the Wall was also became very hot and the earth conductor also became live, what in your view might be the possible causes?

437


Explain cos(theta) and Sin(theta)

833


how can i apilly for electrical c licencese.sir,i completed B.Tech in electrical & electronics engineering in 201onot working any company

686


how is control wiring coding is done in a CRP panel ?

750


how calculate gd2 of ht motors

1080


how work a harmonics filter(L-C combition).

826