Transformers The amount of copper in the primary is _______that of secondary. None of the listed here Smaller than Greater than About the same as None of the listed here Smaller than Greater than About the same as ANSWER DOWNLOAD EXAMIANS APP
Transformers A shell-type transformer has reduced magnetic leakage high eddy current losses negligibly hysteresis losses None of these reduced magnetic leakage high eddy current losses negligibly hysteresis losses None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Hysteresis loss is decreased Reluctance of magnetic path is decreased Eddy current is increased Magnetising current is greatly increased Hysteresis loss is decreased Reluctance of magnetic path is decreased Eddy current is increased Magnetising current is greatly increased ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 . The load resistance as seen by the source is 78 Ω 7.8 Ω 1.3 Ω 13 Ω 78 Ω 7.8 Ω 1.3 Ω 13 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers By laminating the core of a transformer, we decrease _____ Copper loss Leakage reactance Hysteresis loss Eddy current loss Copper loss Leakage reactance Hysteresis loss Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is decreased, ______loss is decreased Hysteresis Eddy current Friction Copper Hysteresis Eddy current Friction Copper ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS