what is thresold of perception
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generally the electrical equipments not to be operated at leading power factor, why?
What is the reactive power and how to control the reactive power in power plant
What is the difference between PT for metering and PT for protection ?
what is the meaning of vcc
what is the dedicated neutral earth in ups? y its required?
what is meant by Back emf ?where its occur ?
FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?
why do we have 230v a.c. as general voltage for domestic supply rather than others?
What happen if transformer neutral path get removed ?
What is the diffrence between an ELCB(earth leakage circuit breaker) and RCCB(residual current circuit breaker)?which has higher degree of safety and why?
define transformer
how can we know the size of cable cross-section from current rating ?
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