how many safety really of DG sets.
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Acually generator neutral is earthed,if suppose cable from neutral is brokened under theearth ,what will happen.
Explain what cmos is and its benefits?
why the transformer has no starter
what is the cable capacity of any load wise .
why the air gap is necessary in the transformer core
any application of back emf
why we use capacitor in Fans not resistor?
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
why we not connect the 12 V batteries in parallel to get the more backup supply for an UPS ? wheter off line or on line UPS ?
the distance from my office to d.g is aprox 400mtrs and voltage drops ibn my office near about 40 volt what should i do p[ls suggest.
Why in USA supply voltage parameters(230V,60Hz)are different,is there any advantage please brief.
What would be the ratio of a Delta-Wye tranformer having 48000 volts phase to phase on the primary and 4160 volts phase to phase on the secondary?