adspace


why ct is testing using dc.. y cant we use AC insted of dc
on POLARITY TEST.

Answer Posted / k.prakashchandra

Dc is not applied continuously. It is just touch and go, to
create momentary flux.

Is This Answer Correct ?    4 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

3874


what is meant by IGBT how they differ from tyristor ?

2531


What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1651


Enlist four components of electrive drives.

1914


Dear All we are having a problem in G120 BOP showing alarm A0503, F0052, F0060 we can not remove fault alarm ,Please any body help us. kowsar

1973


In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

2358


all the technical question with answers pleas send your email id ramar_eee@yahoo.com

2116


PLEASE ANYBODY HAVE ELECTRICAL CIRCUIT DIAGRAM FOR CHMER PULSE CD 60M SPARKING MACHINE.PLEASE MAIL ME SUPRIYAAYYAPPAN@YAHOO.CO.IN.

2886


i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.

2209


Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

1055


can you send me the placement papers of electrical engg. from companis like NTPC,DRDO,IOCL,HPCL,BPCL etc.?If,plz send as soon as possible.Thanks.

2230


Draw the vector diagramme for Asynchronous Induction Generator at noload,half load and fullload.

2106


hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible

1918


What was your role in the silicon evaluation/product ramp? What tools did you use?

2033


sir please send me iocl written test paper in my e-mail account. i'll be obliged to you........ thank u roshan

2315