Transformers Short circuit test on transformers is conducted to determine hysteresis losses core losses copper losses eddy current losses hysteresis losses core losses copper losses eddy current losses ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine efficiency of the transformer magnetising current copper loss magnetising current and loss efficiency of the transformer magnetising current copper loss magnetising current and loss ANSWER DOWNLOAD EXAMIANS APP
Transformers In a certain transformer, the input power to the primary is 120 W. If 8.5 W are lost to the winding resistance, what is the output power to the load, neglecting any other issues? 111.5 W 14.1 W 0 W 1,020 W 111.5 W 14.1 W 0 W 1,020 W ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ 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 Hysteresis loss is decreased ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its voltage ratio copper loss dielectric strength of oil temperature rise voltage ratio copper loss dielectric strength of oil temperature rise ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the energy is conveyed from primary to secondary by the flux through air through cooling coil None of these by the flux through air through cooling coil None of these ANSWER DOWNLOAD EXAMIANS APP
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