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
1928It 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.
3821How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter
GRB,
2 7669What will be the resultant out put voltage when two different voltage rating batteries are vconnected in parallel? pls. answer with example if available.
1 3566Wat will happen if R-phase of an alternator is connected to B- Phase of AMF panel fed from alternator
4 6285Why 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.
2326Post New Electrical Engineering Questions
Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?
What is the Resposiblity of Electrical Utility Engineer
Tell me the reason of connecting domestic t/f primary in star or delta,and also secondary side.
how to deside the capacity of chock for drive?
how to determine Sq.mm size of finolex power cables.
WHY DO VOLTAGE TRANSFORMERS FAIL DURING EARTH FAULT IN THE DELTA CONNECTED 6.6KV ELECTRICAL SYSTEM
What is the Surge suppresor? Why using in a UDB's and How it works?
what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?
What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?
How to know any size of cable if there are not written on cable? Answer must be theurical not by experience.
What is ideal IR values for ground and neutral.
Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?
Shall I use 40A semiconductor Fuses in 32 A SFU ? Frame size is same. What Happen if Fuses burn on SFU?
What is the count of hvdc transmission lines in india?
The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is