wat is d diffr btw shunt coil and trip coil in VCB?
Why is remote backup preferred to local backup?
1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india
It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.
How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter
how to identify conection leads of an unknown electric motor
whats the application of voltage regulation? and whats the voltage regulation's device?
Which type of DG need Netral Earthing?
Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.
What is Traction? 1KVA Alternator, How much urrent taken?
what the Microsoft .NET framework is?
What is the differentional relay...what is the work of this in power Tx. how it is works..
what is the write prosidure of stringing of 8meter pcc pole.
what is the use of expulsition protective gap in 11Kv line.
How to control motor gearbox speed and friquency? If length of cable and dia given, how to measure the voltage drop?