Question { Gemscab, 21679 }

How we find the size of cable if we know the current

Answer

cable size can be selected like ,suppose if u have any
motor with u of 110kw and its full load current is 190 then
when it is in dol stater starting torque is high up to 2
times of that full load so we have to use 300sq mm.if it is
in star delta 240 sq mm is enough because in a star
starting current is low it means 70 to 60 percent of full
load .after that some time delay delta pick ups

Question { Toyota, 26595 }

How does MCB operate without relay..?

Answer

durgak sir, mcb means minature ckt breaker ok moulded case
ckt breaker means mccb

Question { 5805 }

in a transmission line the aluminium cor is sarrounded and
in between there is a another type of matrial what is that?

Answer

i dint ask the name of conductor i know it is a acsr
conductor but in the middle a single wire is there that
looks to be very hard i required that name

Question { 3856 }

hi..this is kumar...how m,uch time req for php
preparation?is any coaching avaiable in vizag for php?

Answer

hai no one is ther to teach php exactly in vizag.we are going to start institue in vizag may be it takes 3months,witll full ria applications and we will provide jobs too.we are already in process.................