what are the things that can cause a three phase motor to
crawl?
How power factor of a transformer is calculated
How the real power output is controlled in a Generator?
why ac signals are sinosuidal
what causes contact chatter when there is no demand on the air conditioning unit?
we have 3 phase 4 wire supply 230/415 V.AC and our distribution is single phase or we have all single phase 220 v,ac operated appliances. and noted the current with help of clamp meter Red to N = 20 Amps. Yellow to N = 45Amps and Blue to N = 30 Amps ( total is 95 Amps ) what will be neutral current on the main .
In synchronous generators field is rotor and armature is stator.Can we take the output at the rotor in case of synchronous generator by the dc excitation on the stator?
What are the advantages and disadvantes of delta and star connections in transformers and alternators?
Why is the earth fault relay connected to the Yellow Phase?
What is LMU and LMDU. in PLCC communication of 132 kv transmission line. is it possible to use only one LMU with out LMDU ?
what is stacking factor?
what is purpose of using reactor in substations
dear sir, i completed diploma in electrical in 2005, how i can get electrical supervisor liance in mumbai