Transformers A common method of cooling a power transformer is Any of these air blast cooling oil cooling natural air cooling Any of these air blast cooling oil cooling natural air cooling ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Primary winding Bushings Core Secondary winding Primary winding Bushings Core Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The permissible flux density in case of cold rolled grain oriented steel is around 4.7 Wb/m² 1.7 Wb/m² 2.7 Wb/m² 3.7 Wb/m² 4.7 Wb/m² 1.7 Wb/m² 2.7 Wb/m² 3.7 Wb/m² 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 7.8 Ω 13 Ω 78 Ω 1.3 Ω 7.8 Ω 13 Ω 78 Ω 1.3 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer transfers electrical energy from primary to secondary usually with a change in ______ Frequency Power Voltage Time period Frequency Power Voltage Time period ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiencies of transformers compared with that of electric motors of the same power are much higher much smaller about the same somewhat smaller much higher much smaller about the same somewhat smaller ANSWER DOWNLOAD EXAMIANS APP
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