Transformers The open circuit test on a transformer gives _______ Copper losses Friction losses Total losses Iron losses Copper losses Friction losses Total losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its copper loss voltage ratio temperature rise dielectric strength of oil copper loss voltage ratio temperature rise dielectric strength of oil ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformers to determine temperature all-day efficiency None of these stray losses temperature all-day efficiency None of these stray losses ANSWER DOWNLOAD EXAMIANS APP
Transformers When a 6 V battery is connected across the primary of a transformer with a turns ratio of 8, the secondary voltage is 0 V 48 V 6 V 0.75 V 0 V 48 V 6 V 0.75 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer is always made on ______ Low voltage winding Either low or high voltage winding None of the listed here High voltage winding Low voltage winding Either low or high voltage winding None of the listed here High voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The power efficiency of a lightning transformer is always ______its all day efficiency. None of the listed here Less than Equal to Higher than None of the listed here Less than Equal to Higher than ANSWER DOWNLOAD EXAMIANS APP
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