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what is basic difference betmeen normal & flame proof motor??
Explain Energy and Power signals?
how to identify vector group of three phase transformer by voltage method?
LT cable fault chaecking equipment and to find out the distance at what distence it failure . Name and where it is available?
How to connect the chemical earthing and complete process tell me plz
iam working in power plant. In hot places tube lights are glowing at the end portion only. what is the reason for that?
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.
what types of cable used in underground coal mining?
What is the difference between earthing,ground&nutral?
What is limitedly stable system?
for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?
i need to now what will be the cable size to the following load, transformer to distribution panel distance 110m, load 1000kw, voltage 400v, pf 0.85, permissible voltage drop 2.0%, overhead line, atmospheric temperature 35 degree c.
main difference between ac and dc?
please describe the Transformer setting, Motor setting, I/C setting, Tie setting
Define reserve-generating capacity?