Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to make parrallal ups

1 1913

how make to Incident and accident report

1 2965

is there any pottential in neautral?

3 3169




what is the principle of dc generators?

CPCL,

7 7217

What are thermo couple cables and where they are used.

2 2430

HOW TO DO GRID EARTHING IN INDUSTRIES FOR A PRODUCTION BUILDING

Timken,

3 3909

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

Schneider, AF,

22 46608

what the purpose of data retrivala panel in substation

NCC,

1 2380




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 1851

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

1 8061

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

1 1578

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.

929

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 1984

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

IOCL,

5 7154

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

685


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Un-Answered Questions { Electrical Engineering }

how to calculate distance between busbar supporters for LT panel, what are the factors influencing in this design

3434


what is conductor constant of raccun conductor

789


Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.

454


Which system use dc to dc high voltage gain A. Solar system B. Battery backup

611


what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me

801






300m long and 30kw inductive loade 3phase supply how many size cable required

158


Q: How to calculate Transformer losses , tell us by Formula.

710


How to calculate the current of Highpressure Mercury Vapour Lamp?what is the basis?whether we have to consider power factor or not?

727


Testing procedure of DG alternator stability test

146


What are the roles and responsibilities of electrical engineer in cement plant

524


Can you please explain creepage distance in detail, for a 6.6kV cable head what must the distance be and how do you determine it?

1216


If I want to replace a 26KW Slip ring Motor with a Squirrel Cage motor & Drive (for a Hoist Application). How can I approximate the Motor & Drive HP required in new Setup.

872


What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.

1222


Why water bubbles when D.C. Current is passed through it? Why not when A.C. Current is passed?

815


Load transfer in 11kv double busbar switchgear - operation.

598