Transformers Short circuit test on transformers is conducted to determine core losses hysteresis losses eddy current losses copper losses core losses hysteresis losses eddy current losses copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers An isolation transformer has primary to secondady turns ratio of 2:1 Can be any ratio 1:1 1:2 2:1 Can be any ratio 1:1 1:2 ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Sandwich type Rectangular type Cylindrical type Circular type Sandwich type Rectangular type Cylindrical type Circular type ANSWER DOWNLOAD EXAMIANS APP
Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 0.18 5.5 0.018 18 0.18 5.5 0.018 18 ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Natural air cooled Oil cooled Water cooled None of the listed here Natural air cooled Oil cooled Water cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer, leakage flux Is minimised by interleaving the primary and secondary windings Helps in transfer of energy Produces mutually induced emf Is negligible at full load Is minimised by interleaving the primary and secondary windings Helps in transfer of energy Produces mutually induced emf Is negligible at full load ANSWER DOWNLOAD EXAMIANS APP
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