Transformers Which of the following parts of a transformer is visible from outside? Secondary winding Core Bushings Primary winding Secondary winding Core Bushings Primary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 98 per cent 25 per cent 50 per cent 100 per cent 98 per cent 25 per cent 50 per cent 100 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers How many primary volts must be applied to a transformer with a turns ratio of 0.1 to obtain a secondary voltage of 9 V? 900 V 90 V 0.9 V 9 V 900 V 90 V 0.9 V 9 V ANSWER DOWNLOAD EXAMIANS APP
Transformers In the short circuit test on a transformer, we generally short circuit ______ Low voltage winding None of the listed here Either low or high voltage winding High voltage winding Low voltage winding None of the listed here Either low or high voltage winding High voltage winding 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 48 V 6 V 0 V 0.75 V 48 V 6 V 0 V 0.75 V ANSWER DOWNLOAD EXAMIANS APP
Transformers An open-circuit test on a transformer is conducted primarily to measure insulation resistance total loss copper loss core loss insulation resistance total loss copper loss core loss ANSWER DOWNLOAD EXAMIANS APP
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