Transformers The open circuit test on a transformer gives _______ Friction losses Iron losses Total losses Copper losses Friction losses Iron losses Total losses Copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will have zero efficiency at None of the listed here Full load No load Half full load None of the listed here Full load No load Half full load ANSWER DOWNLOAD EXAMIANS APP
Transformers Primary winding of a transformer is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Harmonics in transformer result in All of the listed here magnetic interference with communication circuits increased I2R losses increased core losses All of the listed here magnetic interference with communication circuits increased I2R losses increased core losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The secondary of a current transformer is always short-circuited under operating conditions because it avoids core saturation and high voltage induction protects the primary circuit is safe to human beings None of these avoids core saturation and high voltage induction protects the primary circuit is safe to human beings None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Winding resistance Copper losses Leakage reactance Iron losses Winding resistance Copper losses Leakage reactance Iron losses ANSWER DOWNLOAD EXAMIANS APP
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