What is the relation between frequency and motor rpm?
Why dc supply is used for closing and tripping coil of ht breakers. What happen if we use only ups ac supply only.
12 Answers ACC, JLL, ZETDC,
what is the meaning of DY-11 Z-5%
how capacitance is neglected in short transmission lines ?
it is difficult to interrupt a capacitive current because (a)it has a leading power factor (b)current magnitude is very small (c)the restriking voltage can be high (d)stored energy in the capacitor is high
2 Answers DGVCL Dakshin Gujarat Vij Company, MGVCL, UGVCL Uttar Gujarat Vij Company Ltd,
What is on line ups and off line ups?
what is counter poise conductors
what happens if commutator is removed in an dc machine?
Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.
how much load 15kva dg set can bear.with full explination and how to calculate?
AC 230V BULB GIVING DC SUPPLY WHAT HAPPENS?
why we step up voltage for reducing the loss, even if voltage and current are proportional anr resistance remains same
why in large rating C.T.s equipotential wires are used?