Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How to take of Transformer oil Break down voltage test?

2 3254

How to take Vector group test of Transformer?

Sunflag Steel, Zuari Cements,

16 83042

How to take Transformer oil Break down voltage test?

9 23034




what are trouble functions of transformer?ex. prv trip,oltc,oti,wti.explain detail.

1 9326

hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....

557

what is the signification of trivector meter? why its name is trivector meter ?

3 8671

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

1443

how calculate gd2 of ht motors

Hindustan Copper Limited,

1032




how calculate gd2 of ht motors

Hindustan Copper Limited, Kohler India,

4 12860

What is the usega of brking resistor? and how it will useful to Drive...?

3 2611

How we calculate airgap between phases & terminal box of the transformer? any formulae.

1 1772

How can calculate ups battery back up time?

Cooper, Cisco, Wipro, Pronet,

24 144564

what is phase to phase fault? what is line to line fault?

5 21463

what is phase to phase fault? what is line to line fault?

Phoenix Technologies,

2 3939

In a Circuit how the MCB and Fuse ratings are calculated. And shall the fuse follws the MCB or it is otherwise?

HCL, Emerson, Thirumalai Chemicals,

16 75574


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Un-Answered Questions { Electrical Engineering }

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.

879


The slip during plugging operation is given by= A 1-s B 2+s C 1+s D 2-s

1551


My question is abt backlog.I had dropped one subject in my second year, and completed this subject in the 3rd attempt, so how many backlogs i have got?1 or 3?plz sujjest the answer as soon as possible

745


Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .

821


How 3 phase invertor works?

606






HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com

774


what is the difference between gas group b and gas group c electrical equipment construction wise?

619


What is big transformer parts and their function ? Ty

656


In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?

256


what is the voltage between earth to neutral in lift.

541


What will happen if the voltage in my house drops from 220V to any lower voltage?

787


if flux and load static in dc motor and supply voltage increases 20% then what happened in speed

574


pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..

738


Testing report of Earthing of 3.15 MVa PTR.

1187


For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

1562