Answer / srujan

Its cold rolled grain oriented sheet steel

Answer / karthik raman.b

silicon steel for reducing hysteresis loss

Answer / gunasekaran

varnish for core wdg synthetic resin bond paper

Answer / dinesh

HI or HI-B grade Cold Rolled Grain Oriented (CRGO) silicon steel....

The grade depends upon the thickness of the lamination sheets.
Hi-grade- M4, M5, M3
HI-B GRADE- M0H, ZDKH(LASER SCRIBD)....

Answer / elangkumanan

type of material is transformer laminated core silicon
seal

Answer / muhammad abid ali shah

Ferromegnatic core is most useful for the transformer.

1.what to do if ferquency of any power system continue to decrease ?

5 Answers   NTPC,

generally rectifying of ac tells. ac signel appear at phase and neutral with respect to frequency by -veand +cycles. but we doesn't experience shock with neutral in house hold ac??????.

1 Answers   ETA, RRR, TCS,

What are the types of instrument transformer?

0 Answers  

what happens when a DC supply is given to AC motor?

9 Answers   Areva, ISMT,

Do closed loop systems require manual input?

0 Answers   GE,

WAHAT IS ELECTRICITY

5 Answers   Vijai Electricals,

A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????

0 Answers  

can we say current flows inside an atom as electron moves inside an atom?

7 Answers   Vedanta,

what will be the effect on a bulb in case its connetion is change from live and neutral to live and ground??? 1) in case of single phase AC supply 2) in case of DC supply.......???

1 Answers  

at what condition restricted earth fault relay will act?

1 Answers   Equate,

when transformer oil should be filtered/tested?

3 Answers  

why we are testing cables with DC supply not with AC supply?

9 Answers   Aurobindo, DEWA, L&T,