Transformers The efficiencies of transformers compared with that of electric motors of the same power are much smaller about the same much higher somewhat smaller much smaller about the same much higher somewhat smaller ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise resulting from vibrations of laminations set by magnetic forces, is termed as Zoom Hum Magnetostriction Boo Zoom Hum Magnetostriction Boo ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformers to determine None of these stray losses all-day efficiency temperature None of these stray losses all-day efficiency temperature ANSWER DOWNLOAD EXAMIANS APP
Transformers For the parallel operation of single phase transformers it is necessary that they should have same polarity same kVA rating same number of turns on the secondary side. same efficiency same polarity same kVA rating same number of turns on the secondary side. same efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine efficiency of the transformer copper loss magnetising current and loss magnetising current efficiency of the transformer copper loss magnetising current and loss magnetising current ANSWER DOWNLOAD EXAMIANS APP
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