how does directional relay work incase of ac ?
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working principles of cf lamp,incandescentlamp and f lamp?
how do we fix the rating of mcb required for a specific capacity of the electric motor
in which base we defined the conductor is Dog type, Squirrel type, rabbit type, wolf type etc used in transmission line?
What are all the problems occured while ac generator running in leading power factor at full load condition?
Sir, how to calculate the voltage drop and short circuit current of cable. please give me example and formulas.
which one is rotating transformer-single phase induction motor or 3 phase squirrel cage motor?
Atwhat condition reverse power relay will act?
is KVAR (not reverse power) relay necessary to protect from excitor field failure on a brushless, synchroneus generator? Some people with previos experince tell me no but the manufacturers tell me it is designed for that purpose. Is it that it is only necessary for brushless generators and not the older style with the slip rings and brushes?
What is Reactance & Impedance? what is diffrence between these?
to hook up ten 50 amp rv pedastels at a lenth of 600 feet from the service what size will my service need to be and the size of wire will I have to run to each pedastel in series??????
what is the disaddvantages of high power factor
what is the difference between indoor & Out door substations
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