Transformers Which of the following is not a fitting on a transformer? Conservator Buchholz's relay Breather Commutator Conservator Buchholz's relay Breather Commutator ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers upto a rating of 250 kVA 500 kVA 3000 kVA 1000 kVA 250 kVA 500 kVA 3000 kVA 1000 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be Ns (Ns-l)s s.N. (l-s)Ns Ns (Ns-l)s s.N. (l-s)Ns ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the energy is conveyed from primary to secondary through air None of these through cooling coil by the flux through air None of these through cooling coil by the flux ANSWER DOWNLOAD EXAMIANS APP
Transformers For the parallel operation of single phase transformers it is necessary that they should have same kVA rating same efficiency same number of turns on the secondary side. same polarity same kVA rating same efficiency same number of turns on the secondary side. same polarity ANSWER DOWNLOAD EXAMIANS APP
Transformers The hum in a transformer is mainly attributed to oil in the transformer magnetostriction load changes mechanical vibrations oil in the transformer magnetostriction load changes mechanical vibrations ANSWER DOWNLOAD EXAMIANS APP
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