Transformers Which of the following is not a fitting on a transformer? Breather Conservator Buchholz's relay Commutator Breather Conservator Buchholz's relay Commutator 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-l)s Ns s.N. (l-s)Ns (Ns-l)s Ns s.N. (l-s)Ns ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Water cooled Natural air cooled None of the listed here Oil cooled Water cooled Natural air cooled None of the listed here Oil cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Hysteresis loss is decreased Eddy current is increased Reluctance of magnetic path is decreased Magnetising current is greatly increased Hysteresis loss is decreased Eddy current is increased Reluctance of magnetic path is decreased Magnetising current is greatly increased ANSWER DOWNLOAD EXAMIANS APP
Transformers The hum in a transformer is mainly attributed to load changes oil in the transformer magnetostriction mechanical vibrations load changes oil in the transformer magnetostriction mechanical vibrations ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has 400 turns in the primary winding and 2,000 turns in the secondary winding. The turns ratio is 5 0.2 0.4 25 5 0.2 0.4 25 ANSWER DOWNLOAD EXAMIANS APP
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