Transformers Distribution transformers are generally designed for maximum efficiency around 50% load 25% load 90% load Zero load 50% load 25% load 90% load Zero load ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Silicon steel Aluminium Wood Copper Silicon steel Aluminium Wood Copper ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ Purely rotating one Purely alternating one Partly alternating and partly rotating None of the listed here Purely rotating one Purely alternating one Partly alternating and partly rotating None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The winding of the transformer with greater number of turns will be _____ High voltage winding Either high or low voltage winding Low voltage winding None of the listed here High voltage winding Either high or low voltage winding Low voltage winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Hysteresis loss is decreased Magnetising current is greatly increased Reluctance of magnetic path is decreased Eddy current is increased Hysteresis loss is decreased Magnetising current is greatly increased Reluctance of magnetic path is decreased Eddy current is increased ANSWER DOWNLOAD EXAMIANS APP
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