Transformers When a 6 V battery is connected across the primary of a transformer with a turns ratio of 8, the secondary voltage is 6 V 0.75 V 48 V 0 V 6 V 0.75 V 48 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Transformers A no-load test is performed on a transformer to determine magnetising current and loss magnetising current core loss copper loss efficiency magnetising current and loss magnetising current core loss copper loss efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is the main advantage of an auto-transformer over a two winding transformer? Eddy losses are totally eliminated Copper losses are negligible Hysteresis losses are reduced Saving in winding material Eddy losses are totally eliminated Copper losses are negligible Hysteresis losses are reduced Saving in winding material ANSWER DOWNLOAD EXAMIANS APP
Transformers The amount of copper in the primary is _______that of secondary. About the same as Smaller than None of the listed here Greater than About the same as Smaller than None of the listed here Greater than ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Ac only AC as well as DC Dc only None of the listed here Ac only AC as well as DC Dc only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have high reluctance low reactance high resistance low resistance high reluctance low reactance high resistance low resistance ANSWER DOWNLOAD EXAMIANS APP
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