what is difference between the buscoupler and bus raiser?
cable tray sizing & selection
What is complex power?
In PT the coil is wound on?
how the find ct mf and mf roll in metering
WHAT MEANT BY SEVICE FACTOR?
can we use metering current transformer as protection current transformer if not why? & if yes why?
how we can know which is Lv side and HV side of transformer by just seeing it?
what is difference between neutral and ground wire?
3ph line voltage 220v, how can run a 220v single ph motor or Light?
what is power factor in ac ckt ?
when we switch on the switch and load is not connected at home,is electricity wasted?
can a rotating machine give the DC output without commutator? if yes, how? if no, why?