Transformers A common method of colling a power transformer is Natural air cooling Air blast cooling Oil cooling Any of the listed here Natural air cooling Air blast cooling Oil cooling Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer routine efficiency depends upon Both power factor and load current Load current Supply frequency Power factor of load Both power factor and load current Load current Supply frequency Power factor of load ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer transfers electrical energy from primary to secondary usually with a change in ______ Voltage Time period Frequency Power Voltage Time period Frequency Power ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Natural air cooled Oil cooled None of the listed here Water cooled Natural air cooled Oil cooled None of the listed here Water cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when load remains constant None of these load on it increases load on it decreases load remains constant None of these load on it increases load on it decreases 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 25 0.2 0.4 5 25 0.2 0.4 5 ANSWER DOWNLOAD EXAMIANS APP
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