Transformers The eddy current loss in a transformer is directly proportional to _______. Thickness of core lamination The supply frequency The flux density in the core Square of thickness of core lamination Thickness of core lamination The supply frequency The flux density in the core Square of thickness of core lamination 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 0.75 V 6 V 48 V 0 V 0.75 V 6 V 48 V ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Is a static device Uses electric coupling Uses capacitive coupling Uses inductive coupling Is a static device Uses electric coupling Uses capacitive coupling Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers The leakage flux in a transformer depends upon load current and voltage load current, voltage and frequency load current load current, voltage, frequency and power factor load current and voltage load current, voltage and frequency load current load current, voltage, frequency and power factor ANSWER DOWNLOAD EXAMIANS APP
Transformers In the short circuit test on a transformer, we generally short circuit ______ High voltage winding None of the listed here Either low or high voltage winding Low voltage winding High voltage winding None of the listed here Either low or high voltage winding Low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers A common method of cooling a power transformer is natural air cooling oil cooling air blast cooling Any of these natural air cooling oil cooling air blast cooling Any of these ANSWER DOWNLOAD EXAMIANS APP
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