Transformers Transformer having ratings less than 5kVA are generally ______ Natural air cooled None of the listed here Oil cooled Water cooled Natural air cooled None of the listed here Oil cooled Water cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers In case of 3-phase induction motors, plugging means locking of rotor due to harmonics pulling the motor directly on line without a starter starting the motor on load which is more than the rated load interchanging two supply phases for quick stopping locking of rotor due to harmonics pulling the motor directly on line without a starter starting the motor on load which is more than the rated load interchanging two supply phases for quick stopping ANSWER DOWNLOAD EXAMIANS APP
Transformers Open circuit test on transformers is conducted to determine copper losses core losses eddy current losses hysteresis losses copper losses core losses eddy current losses hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Short circuit test on transformers is conducted to determine copper losses eddy current losses hysteresis losses core losses copper losses eddy current losses hysteresis losses core losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The approximate efficiency of a large transformer is 50% 95% 65% 80% 50% 95% 65% 80% ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its dielectric strength of oil temperature rise copper loss voltage ratio dielectric strength of oil temperature rise copper loss voltage ratio ANSWER DOWNLOAD EXAMIANS APP
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