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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
1969It 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.
3885How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter
GRB,
2 7759What will be the resultant out put voltage when two different voltage rating batteries are vconnected in parallel? pls. answer with example if available.
1 3641Wat will happen if R-phase of an alternator is connected to B- Phase of AMF panel fed from alternator
4 6436Why 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.
2364Post New Electrical Engineering Questions
Parts of machine and their discription in details with suitable photo
design a LV scheme for a 15 storied building?
explain the process of commutation in a dc machine. Explain what are inter-poles and why they are required in a dc machine.
we have two motors 1250kW,6.6kV to be coupled on the same shaft ,so please provide assistance for their synchronisation.
can we use trip light with bus coupler?
What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.
A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram
1 Ton is equal to how many watts?
Discribe type of fault in DOL and stardelta startor.
33kv Rated output avilable in market (any where in india)
how many parameters can integrate with fire alarm basically ?
what is the most permissible winding temp when we conducting a generator load test?(condition no load)
hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.
How does the slip regulator works as a startor
sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com
